CVE-2026-2745
Authentication Bypass Using an Alternate Path or Channel in GitLab
Summary
Authentication Bypass Using an Alternate Path or Channel in GitLab
Original description
The description as published by the source.
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 7.11 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to bypass WebAuthn two-factor authentication and gain unauthorized access to user accounts due to inconsistent input validation in the authentication process.
Affected packages
Bitnami
gitlab
[{"type":"SEMVER","events":[{"introduced":"7.11.0"},{"fixed":"18.8.7"},{"introduced":"18.9.0"},{"fixed":"18.9.3"},{"introduced":"18.10.0"},{"fixed":"18.10.1"}]}]
References
- advisory nvd.nist.gov
- advisory github.com
- package git://git@gitlab.com:gitlab-org/gitlab.git
- report hackerone.com
- web about.gitlab.com
- web gitlab.com