Critical severity9.3NVD Advisory· Published Mar 7, 2026· Updated Jun 17, 2026
CVE-2026-29191
CVE-2026-29191
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/zitadel/zitadelGo | >= 4.0.0, < 4.12.0 | 4.12.0 |
github.com/zitadel/zitadel/v2Go | >= 4.0.0, < 4.12.0 | 4.12.0 |
Affected products
6- ghsa-coords4 versionspkg:golang/github.com/zitadel/zitadelpkg:golang/github.com/zitadel/zitadel/v2pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Leap%2016.0
>= 4.0.0, < 4.12.0+ 3 more
- (no CPE)range: >= 4.0.0, < 4.12.0
- (no CPE)range: >= 4.0.0, < 4.12.0
- (no CPE)range: < 0.0.20260317T205859-150000.1.152.1
- (no CPE)range: < 0.0.20260723T184607-160000.1.1
Patches
Vulnerability mechanics
References
3- github.com/zitadel/zitadel/security/advisories/GHSA-pr34-2v5x-6qjqnvdPatchVendor AdvisoryWEB
- github.com/advisories/GHSA-pr34-2v5x-6qjqghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-29191ghsaADVISORY
News mentions
0No linked articles in our index yet.