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 8.0.rc1 to 12.9 is vulnerable to a blind SSRF in the FogBugz integration.

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

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

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.

GitLab before 12.8.2 has Incorrect Access Control. It was internally discovered that the LFS import process could potentially be used to incorrectly access LFS objects not owned by the user.

GitLab 8.3 through 12.8.1 allows Information Disclosure. It was possible for certain non-members to access the Contribution Analytics page of a private group.

GitLab 7.10 through 12.8.1 has Incorrect Access Control. Under certain conditions where users should have been required to configure two-factor authentication, it was not being required.

An issue was discovered in GitLab Community and Enterprise Edition before 12.0.3. One of the parsers used by Gilab CI was vulnerable to a resource exhaustion attack. It allows Uncontrolled Resource Consumption.

An issue was discovered in GitLab Community and Enterprise Edition 8.3 through 11.11. It allows Information Exposure through an Error Message.

An issue was discovered in GitLab Community and Enterprise Edition 8.4 through 11.11. A malicious user could execute JavaScript code on notes by importing a specially crafted project file. It allows XSS.

An issue was discovered in GitLab Community and Enterprise Edition 8.9 through 11.11. Wiki Pages contained a lack of input validation which resulted in a persistent XSS vulnerability.

An issue was discovered in GitLab Community and Enterprise Edition 8.4 through 11.11. The protected branches feature contained a access control issue which resulted in a bypass of the protected branches restriction rules. It has Incorrect Access Control.

An issue was discovered in GitLab Community and Enterprise Edition 6.8 through 11.11. Users could bypass the mandatory external authentication provider sign-in restrictions by sending a specially crafted request. It has Improper Authorization.

GitLab through 12.7.2 allows XSS.

GitLab EE 8.0 through 12.7.2 has Incorrect Access Control.

An issue was discovered in GitLab Enterprise Edition (EE) 8.9.0 through 12.6.1. Using the project import feature, it was possible for someone to obtain issues from private projects.

An issue was discovered in GitLab Community Edition (CE) and Enterprise Edition (EE) 5.1 through 12.6.1. It has Incorrect Access Control.

GitLab Community Edition (CE) and Enterprise Edition (EE) through 12.5 has Incorrect Access Control (issue 2 of 2).

GitLab Community Edition (CE) and Enterprise Edition (EE) through 12.5 has Incorrect Access Control (issue 1 of 2).