CVE-2023-1178

Severity: medium (CVSS 5.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-05-03 · updated 2026-06-17
Weakness: CWE-94

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 8.6 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. File integrity may be compromised when source code or installation packages are pulled from a tag or from a release containing a ref to another commit.

Affected products

GitLab: from 8.6.0 before 15.9.6; from 15.10 before 15.10.5; from 15.11 before 15.11.1 — fixed in 15.10.5, 15.11.1, 15.9.6

How to fix

Upgrade to a fixed version: GitLab 15.10.5, 15.11.1, 15.9.6. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1178.json
https://gitlab.com/gitlab-org/gitlab/-/issues/381815
https://hackerone.com/reports/1778009
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1178.json
https://gitlab.com/gitlab-org/gitlab/-/issues/381815
https://hackerone.com/reports/1778009

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