An issue has been discovered in GitLab CE/EE affecting all versions from 17.3 before 17.3.7, 17.4 before 17.4.4, and 17.5 before 17.5.2. Improper output encoding could lead to XSS if CSP is not enabled.
Solution:
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
Link | Tags |
---|---|
https://gitlab.com/gitlab-org/gitlab/-/issues/480720 | broken link issue tracking permissions required |
https://hackerone.com/reports/2654010 | exploit permissions required technical description |
https://about.gitlab.com/releases/2024/11/13/patch-release-gitlab-17-5-2-released/#html-injection-in-vulnerability-code-flow-could-lead-to-xss-on-self-hosted-instances | vendor advisory |