Description
An issue has been discovered in GitLab affecting all versions starting from 9.3 before 15.4.6, all versions starting from 15.5 before 15.5.5, all versions starting from 15.6 before 15.6.1. It was possible for a project maintainer to unmask webhook secret tokens by reviewing the logs after testing webhooks.
References (3)
Core 3
Core References
Exploit, Issue Tracking, Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/381895
Permissions Required, Third Party Advisory
https://hackerone.com/reports/1757999
Scores
CVSS v3
5.5
EPSS
0.0022
EPSS Percentile
44.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-532
Status
published
Products (2)
gitlab/gitlab
15.6.0 (2 CPE variants)
gitlab/gitlab
9.3.0 - 15.4.6 (2 CPE variants)
Published
Jan 26, 2023
Tracked Since
Feb 18, 2026