367 lines
19 KiB
JSON
367 lines
19 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-64941",
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"assignerOrgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
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"state": "PUBLISHED",
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"assignerShortName": "EEF",
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"dateReserved": "2026-08-09T16:30:01.572Z",
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"datePublished": "2026-08-10T11:05:14.571Z",
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"dateUpdated": "2026-08-10T13:00:33.543Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"collectionURL": "https://repo.hex.pm",
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"cpes": [
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"cpe:2.3:a:phoenixframework:phoenix_live_view:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unaffected",
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"modules": [
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"'Elixir.Phoenix.LiveView'"
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],
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"packageName": "phoenix_live_view",
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"packageURL": "pkg:hex/phoenix_live_view",
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"product": "phoenix_live_view",
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"programFiles": [
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"lib/phoenix_live_view.ex"
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],
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"programRoutines": [
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{
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"name": "'Elixir.Phoenix.LiveView':redirect/2"
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},
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{
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"name": "'Elixir.Phoenix.LiveView':push_patch/2"
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}
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],
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"repo": "https://github.com/phoenixframework/phoenix_live_view",
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"vendor": "phoenixframework",
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"versions": [
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{
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"lessThan": "1.0.19",
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"status": "affected",
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"version": "0.5.0",
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"versionType": "semver"
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},
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{
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"lessThan": "1.1.33",
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"status": "affected",
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"version": "1.1.0-rc.0",
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"versionType": "semver"
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},
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{
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"lessThan": "1.2.9",
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"status": "affected",
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"version": "1.2.0-rc.0",
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"versionType": "semver"
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}
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]
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},
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{
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"collectionURL": "https://github.com",
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"cpes": [
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"cpe:2.3:a:phoenixframework:phoenix_live_view:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unaffected",
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"modules": [
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"'Elixir.Phoenix.LiveView'"
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],
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"packageName": "phoenixframework/phoenix_live_view",
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"packageURL": "pkg:github/phoenixframework/phoenix_live_view",
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"product": "phoenix_live_view",
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"programFiles": [
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"lib/phoenix_live_view.ex"
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],
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"programRoutines": [
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{
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"name": "'Elixir.Phoenix.LiveView':redirect/2"
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},
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{
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"name": "'Elixir.Phoenix.LiveView':push_patch/2"
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}
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],
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"repo": "https://github.com/phoenixframework/phoenix_live_view",
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"vendor": "phoenixframework",
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"versions": [
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{
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"changes": [
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{
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"at": "0b8c733133466912f81adecaea72b6712370242e",
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"status": "unaffected"
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},
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{
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"at": "1c164f83df0bb922dfff9c60d125da5b0cfd6619",
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"status": "unaffected"
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},
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{
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"at": "2068b304d71907064b159b6bc60c5ad85a876ecf",
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"status": "unaffected"
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}
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],
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"lessThan": "*",
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"status": "affected",
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"version": "b20dba3f65a380b2e4868dae03397f13d2daa070",
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"versionType": "git"
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}
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]
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}
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],
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"configurations": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>The application must pass an externally influenced value as <code>:to</code> to <code>redirect/2</code>, or to <code>push_patch/2</code> before 0.7.0, for example a <code>return_to</code> parameter carried through sign-in or a navigation target taken from a <code>handle_event/3</code> payload.</p>"
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},
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{
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"base64": false,
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"type": "text/markdown",
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"value": "The application must pass an externally influenced value as `:to` to `redirect/2`, or to `push_patch/2` before 0.7.0, for example a `return_to` parameter carried through sign-in or a navigation target taken from a `handle_event/3` payload."
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}
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],
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"value": "The application must pass an externally influenced value as :to to redirect/2, or to push_patch/2 before 0.7.0, for example a return_to parameter carried through sign-in or a navigation target taken from a handle_event/3 payload."
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"cpeMatch": [
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{
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"criteria": "cpe:2.3:a:phoenixframework:phoenix_live_view:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "1.0.19",
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"versionStartIncluding": "0.5.0",
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"vulnerable": true
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},
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{
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"criteria": "cpe:2.3:a:phoenixframework:phoenix_live_view:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "1.1.33",
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"versionStartIncluding": "1.1.0-rc.0",
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"vulnerable": true
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},
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{
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"criteria": "cpe:2.3:a:phoenixframework:phoenix_live_view:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "1.2.9",
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"versionStartIncluding": "1.2.0-rc.0",
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"vulnerable": true
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}
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],
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"negate": false,
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"operator": "OR"
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}
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],
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"operator": "AND"
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "finder",
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"value": "Eurico Nicacio"
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},
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{
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"lang": "en",
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"type": "remediation developer",
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"value": "Steffen Deusch"
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},
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{
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"lang": "en",
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"type": "remediation reviewer",
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"value": "José Valim"
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},
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{
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"lang": "en",
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"type": "analyst",
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"value": "Jonatan Männchen / EEF"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>URL Redirection to Untrusted Site ('Open Redirect') vulnerability in phoenixframework phoenix_live_view allows an attacker to send a victim's browser to an origin of the attacker's choosing via a <code>:to</code> value containing ASCII tab, LF or CR.</p>\n<p><code>redirect/2</code> validates <code>:to</code> through the private <code>validate_local_url!/2</code> in <code>lib/phoenix_live_view.ex</code>, which is intended to guarantee the target is a path within the application. It rejects a leading <code>//</code> and any backslash, but not ASCII tab, LF or CR. Browsers strip those three characters before parsing a URL, so a value such as <code>/<TAB>/example.com</code> passes validation as a path and is then resolved as the scheme-relative URL <code>//example.com</code>. The live navigation functions share the guard but are not affected, because the client expands their target against the current origin. <code>push_patch/2</code> is also affected before 0.7.0, which is when that expansion was added.</p>\n<p>This issue affects phoenix_live_view: from 0.5.0 before 1.0.19, from 1.1.0-rc.0 before 1.1.33, and from 1.2.0-rc.0 before 1.2.9.</p>"
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},
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{
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"base64": false,
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"type": "text/markdown",
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"value": "URL Redirection to Untrusted Site ('Open Redirect') vulnerability in phoenixframework phoenix_live_view allows an attacker to send a victim's browser to an origin of the attacker's choosing via a `:to` value containing ASCII tab, LF or CR.\n\n`redirect/2` validates `:to` through the private `validate_local_url!/2` in `lib/phoenix_live_view.ex`, which is intended to guarantee the target is a path within the application. It rejects a leading `//` and any backslash, but not ASCII tab, LF or CR. Browsers strip those three characters before parsing a URL, so a value such as `/<TAB>/example.com` passes validation as a path and is then resolved as the scheme-relative URL `//example.com`. The live navigation functions share the guard but are not affected, because the client expands their target against the current origin. `push_patch/2` is also affected before 0.7.0, which is when that expansion was added.\n\nThis issue affects phoenix_live_view: from 0.5.0 before 1.0.19, from 1.1.0-rc.0 before 1.1.33, and from 1.2.0-rc.0 before 1.2.9."
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}
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],
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"value": "URL Redirection to Untrusted Site ('Open Redirect') vulnerability in phoenixframework phoenix_live_view allows an attacker to send a victim's browser to an origin of the attacker's choosing via a :to value containing ASCII tab, LF or CR.\n\nredirect/2 validates :to through the private validate_local_url!/2 in lib/phoenix_live_view.ex, which is intended to guarantee the target is a path within the application. It rejects a leading // and any backslash, but not ASCII tab, LF or CR. Browsers strip those three characters before parsing a URL, so a value such as /<TAB>/example.com passes validation as a path and is then resolved as the scheme-relative URL //example.com. The live navigation functions share the guard but are not affected, because the client expands their target against the current origin. push_patch/2 is also affected before 0.7.0, which is when that expansion was added.\n\nThis issue affects phoenix_live_view: from 0.5.0 before 1.0.19, from 1.1.0-rc.0 before 1.1.33, and from 1.2.0-rc.0 before 1.2.9."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-3",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV4_0": {
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"attackVector": "NETWORK",
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"baseScore": 2.1,
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"baseSeverity": "LOW",
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"privilegesRequired": "NONE",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "LOW",
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"subIntegrityImpact": "LOW",
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"userInteraction": "ACTIVE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
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"version": "4.0",
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"vulnAvailabilityImpact": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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]
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-601",
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"description": "CWE-601 URL Redirection to Untrusted Site ('Open Redirect')",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
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"shortName": "EEF",
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"dateUpdated": "2026-08-10T11:05:14.571Z"
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},
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"references": [
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{
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"tags": [
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"vendor-advisory",
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"related"
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],
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"url": "https://github.com/phoenixframework/phoenix_live_view/security/advisories/GHSA-36m4-rm57-3prf"
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},
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{
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"tags": [
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"related"
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],
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"url": "https://cna.erlef.org/cves/CVE-2026-64941.html"
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},
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{
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"tags": [
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"related"
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],
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"url": "https://osv.dev/vulnerability/EEF-CVE-2026-64941"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/phoenixframework/phoenix_live_view/commit/0b8c733133466912f81adecaea72b6712370242e"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/phoenixframework/phoenix_live_view/commit/1c164f83df0bb922dfff9c60d125da5b0cfd6619"
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},
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{
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"tags": [
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"patch"
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],
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"url": "https://github.com/phoenixframework/phoenix_live_view/commit/2068b304d71907064b159b6bc60c5ad85a876ecf"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"title": "Open redirect in Phoenix.LiveView.validate_local_url!/2 via ASCII tab, LF and CR",
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"workarounds": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>Reject any untrusted value containing ASCII tab, LF or CR before passing it as <code>:to</code> to <code>redirect/2</code>, or to <code>push_patch/2</code> before 0.7.0. Alternatively, map client-supplied navigation targets to a fixed set of known-good paths rather than forwarding the value.</p>"
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},
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{
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"base64": false,
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"type": "text/markdown",
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"value": "Reject any untrusted value containing ASCII tab, LF or CR before passing it as `:to` to `redirect/2`, or to `push_patch/2` before 0.7.0. Alternatively, map client-supplied navigation targets to a fixed set of known-good paths rather than forwarding the value."
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}
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],
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"value": "Reject any untrusted value containing ASCII tab, LF or CR before passing it as :to to redirect/2, or to push_patch/2 before 0.7.0. Alternatively, map client-supplied navigation targets to a fixed set of known-good paths rather than forwarding the value."
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}
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]
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},
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"adp": [
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{
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"references": [
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{
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"url": "https://github.com/phoenixframework/phoenix_live_view/security/advisories/GHSA-36m4-rm57-3prf",
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"tags": [
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"exploit"
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]
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}
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],
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-08-10T13:00:10.932600Z",
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"id": "CVE-2026-64941",
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"options": [
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{
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"Exploitation": "poc"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-08-10T13:00:33.543Z"
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}
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}
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]
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}
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} |