CVE-2025-8405
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.
Published:Dec 11, 2025
Last Modified:Feb 26, 2026
EPS:Dec 11, 2025
EPSS Score:0.00012
CVSS Score:7.7
Affected Products
Vendor
Product
Action
Vendor
Gitlab
Product
Gitlab
Gitlab
Gitlab
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
