CVE-2026-119129
ZITADEL 3.0.0 through 3.4.15 and 4.0.0 before 4.19.5 Account Takeover via Device Authorization Approval
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-862 |
| Vendor | zitadel |
| Product | zitadel |
| Published | Oct 29, 2026 |
| Last Updated | Oct 29, 2026 |
Stay Ahead of the Next One
Get instant alerts for zitadel zitadel
Be the first to know when new high vulnerabilities affecting zitadel zitadel are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
zitadel / zitadel
4.0.0 < 4.19.5
zitadel / zitadel
3.0.0 ≤ 3.4.15
References
Credits
🔍 lucasdodgson IAM-marco livio-a