CVE-2023-5198

An issue has been discovered in GitLab affecting all versions prior to 16.2.7, all versions starting from 16.3 before 16.3.5, and all versions starting from 16.4 before 16.4.1. It was possible for a removed project member to write to protected branches using deploy keys.

CVSS v3.1

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS v3.1

4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS

0.43% chance of exploitation in the next 30 days, 36th percentile

Published

2023-09-29

Updated

2026-05-17

Proof-of-concept exploits (1)

• https://hackerone.com/reports/2041789

References

• CVE Record
• NVD entry

Related

• CVE-2023-51972
• CVE-2023-51987
• CVE-2023-51971
• CVE-2023-5203
• CVE-2023-51970
• CVE-2023-52038