CVE-2025-11984: Authentication Bypass Using an Alternate Path or Channel in GitLab

Published Dec 11, 2025
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.1 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an authenticated user to bypass WebAuthn two-factor authentication by manipulating the session state under certain conditions.

Other sources

GitLab has remediated an issue that could have allowed an authenticated user to bypass WebAuthn two-factor authentication by manipulating the session state under certain conditions.

GitLab

Affected Software

7 affected componentsFixes available
GitLab GitLab>=13.1<18.4.6, >=18.5<18.5.4, >=18.6<18.6.2
18.4.618.5.418.6.2
GitLab GitLab>=13.1.0<18.4.6
GitLab GitLab>=13.1.0<18.4.6
GitLab GitLab>=18.5.0<18.5.4
GitLab GitLab>=18.5.0<18.5.4
GitLab GitLab>=18.6.0<18.6.2
GitLab GitLab>=18.6.0<18.6.2

Remediation

Information

Upgrade to versions 18.4.6, 18.5.4, 18.6.2 or above.

Event History

Dec 11, 2025
CVE Published
via MITRE·04:04 AM
Data Sourced
via MITRE·04:04 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 21, 2026
Data Sourced
via GitLab·08:17 PM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-11984?

CVE-2025-11984 is considered a critical vulnerability due to its potential to allow authenticated users to bypass WebAuthn two-factor authentication.

2

How do I fix CVE-2025-11984?

To remediate CVE-2025-11984, upgrade to GitLab versions 18.4.6, 18.5.4, or 18.6.2 or later.

3

What versions of GitLab are affected by CVE-2025-11984?

CVE-2025-11984 affects GitLab versions between 13.1 and 18.4.6, 18.5 and 18.5.4, and 18.6 and 18.6.2.

4

Who is primarily impacted by CVE-2025-11984?

Authenticated GitLab users using affected versions are primarily impacted by CVE-2025-11984.

5

What type of vulnerability is CVE-2025-11984?

CVE-2025-11984 is a security vulnerability related to authentication and session management.

Contact

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