CVE-2025-4278
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
8.7
HIGH
CVSS 3.1
EPSS 0.39%
Description
An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. Under certain conditions html injection in new search page could lead to account takeover.
How to fix CVE-2025-4278
To remediate CVE-2025-4278, upgrade the affected package to a fixed version below.
- Bitnami/gitlab—upgrade to 18.0.2 or later
Is CVE-2025-4278 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 18.0.0, < 18.0.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |