Description
GitLab has remediated a security issue in GitLab CE/EE affecting all versions from 17.1 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an authenticated user to perform unauthorized actions on behalf of other users by injecting malicious HTML into vulnerability code flow displays.
Scores
CVSS v3
7.7
EPSS
0.0002
EPSS Percentile
3.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-116
Status
published
Products (1)
gitlab/gitlab
17.1.0 - 18.4.6 (2 CPE variants)
Published
Dec 11, 2025
Tracked Since
Feb 18, 2026