CVE-2025-3601 Allocation of Resources Without Limits or Throttling in GitLab
An authenticated user can cause a Denial of Service in GitLab by submitting URLs that generate excessively large responses.
- 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-2025-3601?
CVE-2025-3601 is a medium-severity denial of service vulnerability in Gitlab Gitlab, published on 27 Aug 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 8.15 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that could have could have allowed an authenticated user to cause a Denial of Service (DoS) condition by submitting URLs that generate excessively large responses.
Weakness: CWE-770
Which versions are affected by CVE-2025-3601?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 8.15.0 | 18.1.5, 18.2.5, 18.3.1 |
Products include Gitlab Gitlab.
How do I fix CVE-2025-3601?
Upgrade gitlab to a fixed version for your release line: 18.1.5, 18.2.5 or 18.3.1.
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-2025-3601 being exploited?
There is no known exploitation of CVE-2025-3601 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-2025-3601, GHSA-v8g6-hvf8-9cwq, MINI-43jw-r3f5-wh9p, MINI-ghrq-cw97-wm89, MINI-q56q-qr9w-rf42, MINI-vc3m-j836-4rwm and 4 more.