CVE-2024-4024
Authentication Bypass by Assumed-Immutable Data in GitLab
CVSS Score
7.3
EPSS Score
2.9%
EPSS Percentile
86th
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.
| CWE | CWE-302 |
| Vendor | gitlab |
| Product | gitlab |
| Ecosystems | |
| Industries | Technology |
| Published | Apr 25, 2024 |
| Last Updated | Apr 16, 2026 |
Stay Ahead of the Next One
Get instant alerts for gitlab gitlab
Be the first to know when new high vulnerabilities affecting gitlab gitlab 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:L/UI:R/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
GitLab / GitLab
7.8 < 16.9.6 16.10 < 16.10.4 16.11 < 16.11.1
References
Credits
This vulnerability has been discovered internally by GitLab team members [Sam Word](https://gitlab.com/SamWord) and [Rodrigo Tomonari](https://gitlab.com/rodrigo.tomonari)