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.
https://hackerone.com/reports/2654010
https://gitlab.com/gitlab-org/gitlab/-/issues/480720
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
Source: Mitre, NVD
Published: 2024-11-14
Updated: 2024-11-15
Base Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N
Severity: Medium
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N