CVE-2026-77801 Allocation of Resources Without Limits or Throttling in GitLab
An authenticated user can cause a denial of service in background job processing by exploiting missing object count limits in GitLab.
- 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-2026-77801?
CVE-2026-77801 is a medium-severity denial of service vulnerability in Gitlab Gitlab, published on 26 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.8 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, could have allowed an authenticated user to cause a denial of service affecting background job processing, due to missing object count limits.
Weakness: CWE-770
Which versions are affected by CVE-2026-77801?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 12.8.0 | 19.1.7, 19.2.5, 19.3.1 |
Products include Gitlab Gitlab.
How do I fix CVE-2026-77801?
Upgrade gitlab to a fixed version for your release line: 19.1.7, 19.2.5 or 19.3.1.
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-2026-77801 being exploited?
There is no known exploitation of CVE-2026-77801 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-2026-77801, GHSA-6mxv-c89j-2494, MINI-2f78-jcq6-chmw, MINI-2f94-vvjm-99wp, MINI-2h33-3mhg-pqjm, MINI-2mvg-x827-9477 and 49 more.