Description
An issue has been discovered in GitLab CE/EE affecting all versions from 17.9 before 18.0.5, 18.1 before 18.1.3, and 18.2 before 18.2.1 that could have allowed an unauthorized user to access custom service desk email addresses.
References (2)
Core 2
Core References
Broken Link issue-tracking
permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/515381
Permissions Required technical-description
exploit
permissions-required
https://hackerone.com/reports/2956315
Scores
CVSS v3
4.3
EPSS
0.0007
EPSS Percentile
21.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (2)
gitlab/gitlab
18.2 (2 CPE variants)
gitlab/gitlab
17.9.0 - 18.0.5 (2 CPE variants)
Published
Jul 24, 2025
Tracked Since
Feb 18, 2026