CVE-2024-8311: Improper Protection of Alternate Path in GitLab

Severity: medium (CVSS 6.5 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: 2024-09-12 · updated 2026-06-17
Weakness: CWE-424

Description

An issue was discovered with pipeline execution policies in GitLab EE affecting all versions from 17.2 prior to 17.2.5, 17.3 prior to 17.3.2 which allows authenticated users to bypass variable overwrite protection via inclusion of a CI/CD template.

Affected products

GitLab: from 17.2.0 before 17.2.5; from 17.3.0 before 17.3.2 — fixed in 17.2.5, 17.3.2

How to fix

Upgrade to a fixed version: GitLab 17.2.5, 17.3.2. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/gitlab/-/issues/479315
https://about.gitlab.com/releases/2024/09/11/patch-release-gitlab-17-3-2-released/

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