User is allowed to set an email as a notification email even without verifying the new email in all previous GitLab CE/EE versions through 13.0.1

A security issue allowed achieving Denial of Service attacks through memory exhaustion by uploading malicious artifacts in all previous GitLab versions through 13.0.1

libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.

A Stored Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code in the blobs API in all previous GitLab CE/EE versions through 13.0.1

GitLab 9.5.9 through 12.9 is vulnerable to stored XSS in an admin notification feature.

An issue was discovered in GitLab CE and EE 8.15 through 12.9.2. Members of a group could still have access after the group is deleted.

An issue was discovered in GitLab Community Edition (CE) and Enterprise Edition (EE) before 12.7.9, 12.8.x before 12.8.9, and 12.9.x before 12.9.3. A Workhorse bypass could lead to NuGet package and file disclosure (Exposure of Sensitive Information) via request smuggling.

GitLab EE/CE 9.0 to 12.9 allows a maintainer to modify other maintainers' pipeline trigger descriptions within the same project.

GitLab EE/CE 8.0.rc1 to 12.9 is vulnerable to a blind SSRF in the FogBugz integration.

GitLab EE/CE 8.11 to 12.9 is leaking information on Issues opened in a public project and then moved to a private project through Web-UI and GraphQL API.

GitLab EE/CE 8.5 to 12.9 is vulnerable to a an path traversal when moving an issue between projects.

GitLab EE/CE 8.17 to 12.9 is vulnerable to information leakage when querying a merge request widget.

GitLab 8.10 and later through 12.9 is vulnerable to an SSRF in a project import note feature.

GitLab through 12.9 is affected by a potential DoS in repository archive download.

GitLab EE/CE 8.11 through 12.9.1 allows blocked users to pull/push docker images.

GitLab EE 3.0 through 12.8.1 allows SSRF. An internal investigation revealed that a particular deprecated service was creating a server side request forgery risk.

GitLab 10.1 through 12.8.1 has Incorrect Access Control. A scenario was discovered in which a GitLab account could be taken over through an expired link.

GitLab 9.3 through 12.8.1 allows XSS. A cross-site scripting vulnerability was found when viewing particular file types.

GitLab 8.11 through 12.8.1 allows a Denial of Service when using several features to recursively request eachother,

GitLab before 12.8.2 allows Information Disclosure. Badge images were not being proxied, causing mixed content warnings as well as leaking the IP address of the user.