140 lines
6.1 KiB
JSON
140 lines
6.1 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-2026-4923",
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"assignerOrgId": "ce714d77-add3-4f53-aff5-83d477b104bb",
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"state": "PUBLISHED",
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"assignerShortName": "openjs",
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"dateReserved": "2026-03-26T18:05:44.717Z",
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"datePublished": "2026-03-26T19:02:00.729Z",
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"dateUpdated": "2026-03-27T13:58:03.925Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "ce714d77-add3-4f53-aff5-83d477b104bb",
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"shortName": "openjs",
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"dateUpdated": "2026-03-26T19:02:00.729Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "Impact:\n\nWhen using multiple wildcards, combined with at least one parameter, a regular expression can be generated that is vulnerable to ReDoS. This backtracking vulnerability requires the second wildcard to be somewhere other than the end of the path.\n\nUnsafe examples:\n\n/*foo-*bar-:baz\n/*a-:b-*c-:d\n/x/*a-:b/*c/y\n\nSafe examples:\n\n/*foo-:bar\n/*foo-:bar-*baz\n\nPatches:\n\nUpgrade to version 8.4.0.\n\nWorkarounds:\n\nIf you are using multiple wildcard parameters, you can check the regex output with a tool such as https://makenowjust-labs.github.io/recheck/playground/ to confirm whether a path is vulnerable.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "Impact:\n\nWhen using multiple wildcards, combined with at least one parameter, a regular expression can be generated that is vulnerable to ReDoS. This backtracking vulnerability requires the second wildcard to be somewhere other than the end of the path.\n\nUnsafe examples:\n\n/*foo-*bar-:baz\n/*a-:b-*c-:d\n/x/*a-:b/*c/y\n\nSafe examples:\n\n/*foo-:bar\n/*foo-:bar-*baz\n\nPatches:\n\nUpgrade to version 8.4.0.\n\nWorkarounds:\n\nIf you are using multiple wildcard parameters, you can check the regex output with a tool such as https://makenowjust-labs.github.io/recheck/playground/ to confirm whether a path is vulnerable."
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "path-to-regexp",
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"product": "path-to-regexp",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"versionType": "semver",
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"status": "affected",
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"version": "8.0.0",
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"lessThan": "8.4.0"
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},
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{
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"versionType": "semver",
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"status": "unaffected",
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"version": "8.4.0"
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}
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],
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"packageURL": "pkg:npm/path-to-regexp"
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}
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],
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"references": [
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{
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"url": "https://cna.openjsf.org/security-advisories.html"
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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": "remediation developer",
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"value": "blakeembrey"
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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": "UlisesGascon"
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}
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],
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"title": "path-to-regexp vulnerable to Regular Expression Denial of Service via multiple wildcards",
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"metrics": [
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{
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"format": "CVSS",
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 5.9,
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"baseSeverity": "MEDIUM"
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},
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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-1333",
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"lang": "en",
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"description": "CWE-1333: Inefficient Regular Expression Complexity",
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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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"x_generator": {
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"engine": "cve-kit 1.0.0"
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}
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},
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"adp": [
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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": "2026-03-27T13:46:47.360477Z",
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"id": "CVE-2026-4923",
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"options": [
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{
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"Exploitation": "none"
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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": "2026-03-27T13:58:03.925Z"
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}
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}
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]
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}
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} |