CVE-2020-13291 Missing authorization in GitLab
GitLab project sharing feature could temporarily grant excessive access permissions, allowing unauthorized users to read or modify project data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-13291?
CVE-2020-13291 is a high-severity missing authorization vulnerability in Gitlab Gitlab, published on 12 Aug 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In GitLab before 13.2.3, project sharing could temporarily allow too permissive access.
Which versions are affected by CVE-2020-13291?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 13.2.0 | 13.2.3 |
Products include Gitlab Gitlab.
How do I fix CVE-2020-13291?
Upgrade gitlab to 13.2.3 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-13291 being exploited?
There is no known exploitation of CVE-2020-13291 in the wild and no public exploit code.
Other vulnerabilities in Gitlab Gitlab
- CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound
- CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal
- CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control
- CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution
- CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
Sources
Also known as BIT-gitlab-2020-13291, GHSA-q49w-v89m-366g.