CVE-2023-2022: Missing Authorization in GitLab

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-08-02 · updated 2026-06-17
Weakness: CWE-262

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2, which leads to developers being able to create pipeline schedules on protected branches even if they don't have access to merge

Affected products

GitLab: before 16.0.8; from 16.1 before 16.1.3; from 16.2 before 16.2.2 — fixed in 16.0.8, 16.1.3, 16.2.2

How to fix

Upgrade to a fixed version: GitLab 16.0.8, 16.1.3, 16.2.2. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/gitlab/-/issues/407166
https://hackerone.com/reports/1936572
https://gitlab.com/gitlab-org/gitlab/-/issues/407166
https://hackerone.com/reports/1936572

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