Findings

CVE-2026-29191

ZITADEL is an open source identity management platform.

Published Mar 7, 2026 · updated Jun 17, 2026 · zitadel zitadel

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.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 7, 2026 · NIST NVD

    Detected

    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.

  2. Jun 17, 2026 · NIST NVD

    Updated

    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

  • cpe zitadel/zitadelversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-29191

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-29191

    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.

    nvd.nist.gov

References

CVE-2026-29191 · ZeroDay Findings