CVE-2023-4658 (GCVE-0-2023-4658)

Vulnerability from cvelistv5 – Published: 2023-12-01 07:01 – Updated: 2026-04-26 04:06
VLAI
Title
Incorrect Authorization in GitLab
Summary
An issue has been discovered in GitLab EE affecting all versions starting from 8.13 before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. It was possible for an attacker to abuse the `Allowed to merge` permission as a guest user, when granted the permission through a group.
Severity
3.1 (Low)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
CWE
  • CWE-863 - Incorrect Authorization
Assigner
GitLab CNA under the mitre root
CNA scorecard B 75/100 over 296 records in the last 180 days details
References
URL Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/423835 issue-trackingpermissions-required
https://hackerone.com/reports/2104540 technical-descriptionexploitpermissions-required
Impacted products
Vendor Product Version CPE status
GitLab GitLab Affected: 8.13 , < 16.4.3 (semver)
Affected: 16.5 , < 16.5.3 (semver)
Affected: 16.6 , < 16.6.1 (semver)
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Thanks [theluci](https://hackerone.com/theluci) for reporting this vulnerability through our HackerOne bug bounty program
Show details on NVD website
To clipboard 

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