CVE-2023-2182

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-05-03 · updated 2026-06-17

Description

An issue has been discovered in GitLab EE affecting all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Under certain conditions when OpenID Connect is enabled on an instance, it may allow users who are marked as 'external' to become 'regular' users thus leading to privilege escalation for those users.

Affected products

GitLab: from 15.10.0 before 15.10.5; 15.11.0 — fixed in 15.10.5

How to fix

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

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2182.json
https://gitlab.com/gitlab-org/gitlab/-/issues/403012
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2182.json
https://gitlab.com/gitlab-org/gitlab/-/issues/403012

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