Vulnerability · Published May 14, 2026 · Assigned by GitLab
CVE-2026-8280Allocation of Resources Without Limits or Throttling in GitLab
Medium 6.5
In plain English
A medium-severity resource allocation without limits in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 77.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to cause denial of service through excessive memory consumption due to improper input validation.
Affected products (as reported)
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References
- https://gitlab.com/gitlab-org/gitlab/-/work_items/579035
- HackerOne Bug Bounty Report #3329085 technical-description, exploit, permissions-required
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/