GitLabCVE-2026-7427

GitLab: denial of service

CVE-2026-7427 · Published Aug 12, 2026 · updated Aug 19, 2026

Medium5.3

Fix: upgrade to 19.0.6 or later (3 fixed versions below)

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 versions

Package	Affected	Fixed in
GitLab Product	>= 18.5, < 19.0.6	19.0.6
	>= 19.1, < 19.1.4	19.1.4
	>= 19.2, < 19.2.2	19.2.2

Details and references

CVSS 3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Severity from: the vendor (its own CVE record or advisory)
Weakness: CWE-770

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