CVE-2023-0805

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% 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-862

Description

An issue has been discovered in GitLab EE affecting all versions starting from 15.2 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. A malicious group member may continue to have access to the public projects of a public group even after being banned from the public group by the owner.

Affected products

GitLab: from 15.2 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-2023-0805.json
https://gitlab.com/gitlab-org/gitlab/-/issues/391433
https://hackerone.com/reports/1850046
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0805.json
https://gitlab.com/gitlab-org/gitlab/-/issues/391433
https://hackerone.com/reports/1850046

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