CVE-2025-14871 Allocation of Resources Without Limits or Throttling in GitLab

High 7.5 Published 16 Sep 2026 Updated 16 Sep 2026

An unauthenticated attacker can cause denial of service in GitLab by exploiting improper resource allocation limits in GraphQL complexity calculations.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2025-14871?

CVE-2025-14871 is a high-severity denial of service vulnerability in Gitlab Gitlab, published on 16 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4.6 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an unauthenticated user to cause denial of service due to improper resource allocation limits in the GraphQL complexity calculation logic.

Weakness: CWE-770

Which versions are affected by CVE-2025-14871?

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

Package	Affected	Fixed in
`gitlab` Bitnami	From `18.4.6`	`19.1.8, 19.2.6, 19.3.2`

Products include Gitlab Gitlab.

How do I fix CVE-2025-14871?

Upgrade gitlab to a fixed version for your release line: 19.1.8, 19.2.6 or 19.3.2.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-14871 being exploited?

There is no known exploitation of CVE-2025-14871 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2025-14871, GHSA-22cc-9j92-vx92, MINI-6fgh-h5jx-p862, MINI-86r3-7726-38jg, MINI-8vcj-chq9-68g6.