CVE-2026-7427: Allocation of Resources Without Limits or Throttling in GitLab

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-12 · updated 2026-08-19
Weakness: CWE-770

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an unauthenticated user to cause a denial of service due to improper input validation.

Affected products

GitLab: from 18.5.0 before 19.0.6; from 19.1.0 before 19.1.4; from 19.2.0 before 19.2.2 — fixed in 19.0.6, 19.1.4, 19.2.2

How to fix

Upgrade to a fixed version: GitLab 19.0.6, 19.1.4, 19.2.2. Check the vendor advisory for mitigations.

References

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/
https://gitlab.com/gitlab-org/gitlab/-/work_items/598561
https://hackerone.com/reports/3638799

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