293 lines
15 KiB
JSON
293 lines
15 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-2026-80223",
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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": "2026-08-30T15:30:02.097Z",
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"datePublished": "2026-08-30T18:27:09.440Z",
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"dateUpdated": "2026-08-31T15:58:00.640Z"
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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:ash-project:ash_graphql:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unaffected",
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"modules": [
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"'Elixir.AshGraphql.Graphql.Resolver'"
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],
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"packageName": "ash_graphql",
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"packageURL": "pkg:hex/ash_graphql",
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"product": "ash_graphql",
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"programFiles": [
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"lib/graphql/resolver.ex"
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],
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"programRoutines": [
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{
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"name": "'Elixir.AshGraphql.Graphql.Resolver':resolve/2"
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}
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],
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"repo": "https://github.com/ash-project/ash_graphql",
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"vendor": "ash-project",
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"versions": [
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{
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"lessThan": "1.11.0",
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"status": "affected",
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"version": "1.4.0",
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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:ash-project:ash_graphql:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unaffected",
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"modules": [
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"'Elixir.AshGraphql.Graphql.Resolver'"
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],
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"packageName": "ash-project/ash_graphql",
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"packageURL": "pkg:github/ash-project/ash_graphql",
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"product": "ash_graphql",
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"programFiles": [
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"lib/graphql/resolver.ex"
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],
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"programRoutines": [
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{
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"name": "'Elixir.AshGraphql.Graphql.Resolver':resolve/2"
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}
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],
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"repo": "https://github.com/ash-project/ash_graphql",
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"vendor": "ash-project",
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"versions": [
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{
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"lessThan": "6e30b8b5a04bdeaed5d7514caa6b2d056d8d993e",
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"status": "affected",
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"version": "4c377e541a2adb6befc651f3dccc6a797bc58ba9",
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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 exposes <code>ash_graphql</code> subscriptions on a multitenant resource whose read policy passes on in-memory filter evaluation alone, and where a notification created in one tenant can reach a subscriber scoped to another tenant.</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 exposes `ash_graphql` subscriptions on a multitenant resource whose read policy passes on in-memory filter evaluation alone, and where a notification created in one tenant can reach a subscriber scoped to another tenant."
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}
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],
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"value": "The application exposes ash_graphql subscriptions on a multitenant resource whose read policy passes on in-memory filter evaluation alone, and where a notification created in one tenant can reach a subscriber scoped to another tenant."
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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:ash-project:ash_graphql:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "1.11.0",
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"versionStartIncluding": "1.4.0",
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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": "Peter Ullrich"
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},
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{
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"lang": "en",
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"type": "reporter",
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"value": "Peter Ullrich"
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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": "Zach Daniel / Ash Project"
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},
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{
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"lang": "en",
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"type": "coordinator",
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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>Incorrect Authorization vulnerability in ash-project ash_graphql allows an authenticated subscriber in one tenant to receive another tenant's records over GraphQL subscriptions.</p>\n<p>The subscription resolver in <code>AshGraphql.Graphql.Resolver</code> authorizes each notification payload in memory: its fast path calls <code>Ash.can/3</code> with <code>run_queries?: false</code>, which evaluates the read policy filter against the in-memory record via <code>Ash.Expr.eval/2</code> and never issues a query. Ash applies multitenancy at query-build and data-layer-prefix time, not inside <code>query.filter</code>, so the evaluated policy carries no tenant condition and a tenant-B notification routed to a tenant-A subscriber is emitted whenever the policy filter is true. The single-notification clause has no tenant guard at all, and the batched clause checks only the head of the notification list, so non-head entries authorize purely in memory. A tenant-scoped read is reached only when filter evaluation fails.</p>\n<p>This issue affects ash_graphql: from 1.4.0 before 1.11.0.</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": "Incorrect Authorization vulnerability in ash-project ash_graphql allows an authenticated subscriber in one tenant to receive another tenant's records over GraphQL subscriptions.\n\nThe subscription resolver in `AshGraphql.Graphql.Resolver` authorizes each notification payload in memory: its fast path calls `Ash.can/3` with `run_queries?: false`, which evaluates the read policy filter against the in-memory record via `Ash.Expr.eval/2` and never issues a query. Ash applies multitenancy at query-build and data-layer-prefix time, not inside `query.filter`, so the evaluated policy carries no tenant condition and a tenant-B notification routed to a tenant-A subscriber is emitted whenever the policy filter is true. The single-notification clause has no tenant guard at all, and the batched clause checks only the head of the notification list, so non-head entries authorize purely in memory. A tenant-scoped read is reached only when filter evaluation fails.\n\nThis issue affects ash_graphql: from 1.4.0 before 1.11.0."
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}
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],
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"value": "Incorrect Authorization vulnerability in ash-project ash_graphql allows an authenticated subscriber in one tenant to receive another tenant's records over GraphQL subscriptions.\n\nThe subscription resolver in AshGraphql.Graphql.Resolver authorizes each notification payload in memory: its fast path calls Ash.can/3 with run_queries?: false, which evaluates the read policy filter against the in-memory record via Ash.Expr.eval/2 and never issues a query. Ash applies multitenancy at query-build and data-layer-prefix time, not inside query.filter, so the evaluated policy carries no tenant condition and a tenant-B notification routed to a tenant-A subscriber is emitted whenever the policy filter is true. The single-notification clause has no tenant guard at all, and the batched clause checks only the head of the notification list, so non-head entries authorize purely in memory. A tenant-scoped read is reached only when filter evaluation fails.\n\nThis issue affects ash_graphql: from 1.4.0 before 1.11.0."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-1",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs"
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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": "NONE",
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"attackVector": "NETWORK",
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"baseScore": 7.1,
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"baseSeverity": "HIGH",
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"privilegesRequired": "LOW",
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"providerUrgency": "NOT_DEFINED",
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"subAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"userInteraction": "NONE",
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"valueDensity": "NOT_DEFINED",
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
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"version": "4.0",
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"vulnAvailabilityImpact": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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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-863",
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"description": "CWE-863 Incorrect Authorization",
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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": "2026-08-30T18:27:09.440Z"
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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/ash-project/ash_graphql/security/advisories/GHSA-rcqc-59g2-gjg2"
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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-2026-80223.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-2026-80223"
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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/ash-project/ash_graphql/commit/6e30b8b5a04bdeaed5d7514caa6b2d056d8d993e"
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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": "Cross-tenant subscription disclosure in AshGraphql authorizes notifications in memory without a tenant-scoped read"
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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/ash-project/ash_graphql/security/advisories/GHSA-rcqc-59g2-gjg2",
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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": "2026-08-31T15:57:36.488596Z",
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"id": "CVE-2026-80223",
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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": "2026-08-31T15:58:00.640Z"
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}
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}
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]
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}
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} |