CVE-2024-4024

Authentication Bypass by Assumed-Immutable Data in GitLab

State: Published
Severity: 7.3 High
Published: Apr 25, 2024
Updated: Jun 2, 2026
Reserved: Apr 22, 2024

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 7.8 before 16.9.6, all versions starting from 16.10 before 16.10.4, all versions starting from 16.11 before 16.11.1. Under certain conditions, an attacker with their Bitbucket account credentials may be able to take over a GitLab account linked to another user's Bitbucket account, if Bitbucket is used as an OAuth 2.0 provider on GitLab.

Scores

CVSS	Score	Vector	Source
3.1	7.3 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N	GitLab

Weaknesses

CWE-302 Authentication Bypass by Assumed-Immutable Data

Affected Products

Product	Versions
GitLabGitLab	7.8 to before 16.9.6Affected 16.10 to before 16.10.4Affected 16.11 to before 16.11.1Affected

References

GitLab Issue #452426issue-tracking

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