CVE-2022-3818

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-10 · updated 2026-06-17
Weakness: CWE-400

Description

An uncontrolled resource consumption issue when parsing URLs in GitLab CE/EE affecting all versions prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2 allows an attacker to cause performance issues and potentially a denial of service on the GitLab instance.

Affected products

GitLab: before 15.3.5; from 15.4.0 before 15.4.4; from 15.5.0 before 15.5.2 — fixed in 15.3.5, 15.4.4, 15.5.2

How to fix

Upgrade to a fixed version: GitLab 15.3.5, 15.4.4, 15.5.2. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-3818.json
https://gitlab.com/gitlab-org/gitlab/-/issues/358170
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-3818.json
https://gitlab.com/gitlab-org/gitlab/-/issues/358170

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