CVE-2025-5315 Missing Authorization in GitLab

Medium 4.3 Published Updated

Authenticated Guest users can bypass UI restrictions to add child items to incident work items via crafted API requests.

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-2025-5315?

CVE-2025-5315 is a medium-severity missing authorization vulnerability in Gitlab Gitlab, published on 26 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue has been discovered in GitLab CE/EE affecting all versions from 17.2 before 17.11.5, 18.0 before 18.0.3, and 18.1 before 18.1.1 that could have allowed authenticated users with Guest role permissions to add child items to incident work items by sending crafted API requests that bypassed UI-enforced role restrictions.

Weakness: CWE-862

Which versions are affected by CVE-2025-5315?

1 open source package ship an affected version, including gitlab. It affects 1 product.

PackageAffectedFixed in
gitlab BitnamiFrom 17.2.018.0.1

Products include Gitlab Gitlab.

How do I fix CVE-2025-5315?

Upgrade gitlab to 18.0.1 or later.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-5315 being exploited?

There is no known exploitation of CVE-2025-5315 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2025-5315, GHSA-qf2w-qprx-c232, UBUNTU-CVE-2025-5315.

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