{"id":"CVE-2026-29191","state":"PUBLISHED","title":"ZITADEL: 1-Click Account Takeover via XSS in /saml-post Endpoint","description":"ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via XSS in /saml-post Endpoint. This issue has been patched in version 4.12.0.","publishedAt":"2026-03-07T15:07:02.706Z","updatedAt":"2026-03-09T20:44:25.583Z","severity":{"score":9.3,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["zitadel zitadel"],"affected":[{"vendor":"zitadel","product":"zitadel","versions":[{"version":">= 4.0.0, < 4.12.0","status":"affected"}]}],"references":["https://github.com/zitadel/zitadel/security/advisories/GHSA-pr34-2v5x-6qjq"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/29xxx/CVE-2026-29191.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-29191","state":"PUBLISHED","datePublished":"2026-03-07T15:07:02.706Z","dateUpdated":"2026-03-09T20:44:25.583Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-03-04T14:44:00.714Z"},"containers":{"cna":{"title":"ZITADEL: 1-Click Account Takeover via XSS in /saml-post Endpoint","descriptions":[{"lang":"en","value":"ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via XSS in /saml-post Endpoint. This issue has been patched in version 4.12.0."}],"affected":[{"vendor":"zitadel","product":"zitadel","versions":[{"version":">= 4.0.0, < 4.12.0","status":"affected"}]}],"references":[{"url":"https://github.com/zitadel/zitadel/security/advisories/GHSA-pr34-2v5x-6qjq","name":"https://github.com/zitadel/zitadel/security/advisories/GHSA-pr34-2v5x-6qjq","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.3,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-03-07T15:09:12.984Z"},"source":{"advisory":"GHSA-pr34-2v5x-6qjq","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-29191","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-03-09T20:39:52.757099Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-09T20:44:25.583Z"}}]}}}