{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-55669", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-17T00:05:03.777Z", "datePublished": "2026-07-10T16:58:46.140Z", "dateUpdated": "2026-07-10T18:16:52.558Z"}, "containers": {"cna": {"title": "ZITADEL: Missing Token Audience Validation (`aud`) in JWT IdP Provider", "problemTypes": [{"descriptions": [{"cweId": "CWE-346", "lang": "en", "description": "CWE-346: Origin Validation Error", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/zitadel/zitadel/security/advisories/GHSA-g5h5-m4hm-xjrr", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/zitadel/zitadel/security/advisories/GHSA-g5h5-m4hm-xjrr"}, {"name": "https://github.com/zitadel/zitadel/releases/tag/v3.4.12", "tags": ["x_refsource_MISC"], "url": "https://github.com/zitadel/zitadel/releases/tag/v3.4.12"}, {"name": "https://github.com/zitadel/zitadel/releases/tag/v4.15.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/zitadel/zitadel/releases/tag/v4.15.2"}], "affected": [{"vendor": "zitadel", "product": "zitadel", "versions": [{"version": ">= 4.0.0-rc.1, < 4.15.2", "status": "affected"}, {"version": "< 3.4.12", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-10T16:59:39.408Z"}, "descriptions": [{"lang": "en", "value": "ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validates a token's signature and issuer (iss) but not the audience (aud) claim, allowing a validly signed token from a trusted issuer for another relying party to be accepted by ZITADEL. This issue is fixed in versions 3.4.12 and 4.15.2."}], "source": {"advisory": "GHSA-g5h5-m4hm-xjrr", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-10T18:16:38.817721Z", "id": "CVE-2026-55669", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-10T18:16:52.558Z"}}]}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.0.0-rc.1,4.15.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,3.4.12)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "zitadel", "source": "cna", "vendor": "zitadel"}, "product": "zitadel", "vendor": "zitadel"}], "created": "2026-07-10T18:30:16.428077+00:00", "updated": "2026-07-10T18:30:16.428118+00:00", "vendors": ["zitadel", "zitadel$PRODUCT$zitadel"]}