CVE-2022-2455

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-17 · updated 2026-06-17
Weakness: CWE-400

Description

A business logic issue in the handling of large repositories in all versions of GitLab CE/EE from 10.0 before 15.1.6, all versions starting from 15.2 before 15.2.4, all versions starting from 15.3 before 15.3.2 allowed an authenticated and authorized user to exhaust server resources by importing a malicious project.

Affected products

GitLab: from 10.0.0 before 15.1.6; from 15.2 before 15.2.4; from 15.3 before 15.3.2 — fixed in 15.1.6, 15.2.4, 15.3.2

How to fix

Upgrade to a fixed version: GitLab 15.1.6, 15.2.4, 15.3.2. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2455.json
https://gitlab.com/gitlab-org/gitlab/-/issues/359964
https://hackerone.com/reports/1542230
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2455.json
https://gitlab.com/gitlab-org/gitlab/-/issues/359964
https://hackerone.com/reports/1542230

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