CVE-2024-0456 Direct Request ('Forced Browsing') in GitLab
An unauthorized attacker can assign arbitrary users to merge requests they created, allowing for data modification within the project.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-0456?
CVE-2024-0456 is a medium-severity missing authorization vulnerability in Gitlab Gitlab, published on 26 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An authorization vulnerability exists in GitLab versions 14.0 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. An unauthorized attacker is able to assign arbitrary users to MRs that they created within the project
Weakness: CWE-425
Which versions are affected by CVE-2024-0456?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 14.0.0 | 16.6.6, 16.7.4, 16.8.1 |
Products include Gitlab Gitlab.
How do I fix CVE-2024-0456?
Upgrade gitlab to a fixed version for your release line: 16.6.6, 16.7.4 or 16.8.1.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2024-0456 being exploited?
There is no known exploitation of CVE-2024-0456 in the wild and no public exploit code.
Other vulnerabilities in Gitlab Gitlab
- CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound
- CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal
- CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control
- CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution
- CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
Sources
Also known as BIT-gitlab-2024-0456, GHSA-mr56-56j8-x6r4, UBUNTU-CVE-2024-0456.