Vulnerability · Published Mar 7, 2026 · Assigned by GitHub_M

CVE-2026-29193ZITADEL: Bypassing Zitadel Login Behavior and Security Policy in Login V2

High 8.2

In plain English

A high-severity improper authentication in zitadel from zitadel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.2High

Exploit odds (30 days)0.4%top 71.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

ZITADEL is an open source identity management platform. From version 4.0.0 to 4.12.0, a vulnerability in Zitadel's login V2 UI allowed users to bypass login behavior and security policies and self-register new accounts or sign in using password even if corresponding options were disabled in their organizaton. This issue has been patched in version 4.12.1.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Go	github.com/zitadel/zitadel	4.12.1	GHSA-25rw-g6ff-fmg8
Go	github.com/zitadel/zitadel	no fix listed	GO-2026-4604
Go	github.com/zitadel/zitadel/v2	4.12.1	GHSA-25rw-g6ff-fmg8

Affected products (as reported)

Vendor	Product	Versions
zitadel	zitadel	>= 4.0.0, < 4.12.1

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

References

https://github.com/zitadel/zitadel/security/advisories/GHSA-25rw-g6ff-fmg8 x_refsource_CONFIRM