vulnerability
Gitlab Gitlab: CVE-2025-12734: Improper Encoding or Escaping of Output
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:N/AC:M/Au:S/C:N/I:P/A:N) | Dec 11, 2025 | Dec 12, 2025 | Dec 24, 2025 |
Severity
3
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:N)
Published
Dec 11, 2025
Added
Dec 12, 2025
Modified
Dec 24, 2025
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.6 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, under certain conditions, render content in dialogs to other users by injecting malicious HTML content into merge request titles.
Solution
gitlab-gitlab-upgrade-latest
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