An issue has been discovered in GitLab affecting versions from 12.6.2 prior to 12.10.13. GitLab was vulnerable to a stored XSS by in the blob view feature.
An issue has been discovered in GitLab affecting versions prior to 12.10.13. GitLab was vulnerable to a stored XSS in import the Bitbucket project feature.
A specially crafted request could be used to confirm the existence of files hosted on object storage services, without disclosing their contents. This vulnerability affects GitLab CE/EE 12.10 and later through 13.0.1