Description
An input validation and output encoding issue was discovered in the GitLab CE/EE wiki pages feature which could result in a persistent XSS. This vulnerability was addressed in 12.1.2, 12.0.4, and 11.11.6.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a GitLab CE/EE
Affects GitLab CE/EE 11.10 and later. Fixed in 12.1.2, 12.0.4, and 11.11.6affected