Home

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.

PUBLISHED Reserved 2026-03-04 | Published 2026-03-07 | Updated 2026-03-07 | Assigner GitHub_M




CRITICAL: 9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

>= 4.0.0, < 4.12.0
affected

References

github.com/...itadel/security/advisories/GHSA-pr34-2v5x-6qjq

cve.org (CVE-2026-29191)

nvd.nist.gov (CVE-2026-29191)

Download JSON