CVE-2026-29193 ZITADEL: Bypassing Zitadel Login Behavior and Security Policy in Login V2
Attackers can bypass login security policies to self-register or sign in with passwords when disabled, affecting ZITADEL identity management users.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-29193?
CVE-2026-29193 is a high-severity authentication bypass vulnerability in zitadel, published on 7 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Weakness: CWE-287
Which versions are affected by CVE-2026-29193?
5 open source packages ship an affected version, including github.com/zitadel/zitadel and github.com/zitadel/zitadel/v2. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/zitadel/zitadel Go | All versions | None |
github.com/zitadel/zitadel Go | From 4.0.0 | 4.12.1 |
github.com/zitadel/zitadel Go | From 4.0.0 | 4.12.1 |
github.com/zitadel/zitadel/v2 Go | From 4.0.0 | 4.12.1 |
github.com/zitadel/zitadel/v2 Go | From 4.0.0 | 4.12.1 |
Products include Zitadel Zitadel.
How do I fix CVE-2026-29193?
Upgrade github.com/zitadel/zitadel to 4.12.1 or later.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-29193 being exploited?
There is no known exploitation of CVE-2026-29193 in the wild and no public exploit code.
Other vulnerabilities in zitadel
- CVE-2026-29191 ZITADEL: 1-Click Account Takeover via XSS in /saml-post Endpoint
- CVE-2025-67494 ZITADEL Vulnerable to Unauthenticated Full-Read SSRF via V2 Login
- CVE-2025-27507 IDOR Vulnerabilities in ZITADEL's Admin API that Primarily Impact LDAP Configurations
- CVE-2025-64103 Zitadel Bypass Second Authentication Factor
- CVE-2025-31123 Zitadel Expired JWT Keys Usable for Authorization Grants
Sources
Also known as GHSA-25rw-g6ff-fmg8, GO-2026-4604.