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NVD security advisoryHigh

High advisory for ZITADEL 3.0.0

CVE-2026-119129 · Reported 29 Oct 2026

Full advisory details, affected packages, severity context, and original source.

Affected technology

ZITADEL 3.0.0Affected product

Advisory overview

ZITADEL 3.0.0 through 3.4.15 and 4.0.0 before 4.19.5 contains a missing authorization vulnerability in Login V2 that allows attackers to approve OAuth 2.0 device authorizations using a victim's existing session without consent. Attackers can send a signed-in user a link carrying the attacker's user code to obtain the victim's tokens, and can bypass project access settings via the OIDC device authorization API.

Related references

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ZITADEL 3.0.0 through 3.4.15 and 4.0.0 before 4.19.5 contains a missing authorization vulnerability in Login V | Security report | Cevnitra