CVE-2020-13348 Security feature bypass in GitLab EE
Attackers can bypass required CODEOWNERS approvals in GitLab EE by targeting branches without the CODEOWNERS file, undermining code review controls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-13348?
CVE-2020-13348 is a medium-severity vulnerability in Gitlab Gitlab, published on 17 Nov 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
An issue has been discovered in GitLab EE affecting all versions starting from 10.2. Required CODEOWNERS approval could be bypassed by targeting a branch without the CODEOWNERS file. Affected versions are >=10.2, <13.3.9,>=13.4, <13.4.5,>=13.5, <13.5.2.
Which versions are affected by CVE-2020-13348?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 10.2.0 | 13.3.9, 13.4.5, 13.5.2 |
Products include Gitlab Gitlab.
How do I fix CVE-2020-13348?
Upgrade gitlab to a fixed version for your release line: 13.3.9, 13.4.5 or 13.5.2.
Is CVE-2020-13348 being exploited?
There is no known exploitation of CVE-2020-13348 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-2020-13348, GHSA-vqfr-3pj8-54gm.