CVE-2020-26417 Information disclosure in GitLab CE/EE
Attackers can expose private group and project membership details via GraphQL in GitLab CE/EE.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-26417?
CVE-2020-26417 is a medium-severity vulnerability in Gitlab Gitlab, published on 11 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Information disclosure via GraphQL in GitLab CE/EE 13.1 and later exposes private group and project membership. This affects versions >=13.6 to <13.6.2, >=13.5 to <13.5.5, and >=13.1 to <13.4.7.
Weakness: CWE-200
Which versions are affected by CVE-2020-26417?
1 open source package ship an affected version, including gitlab. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
gitlab Bitnami | From 13.1.0 | 13.4.7, 13.5.5, 13.6.2 |
Products include Gitlab Gitlab.
How do I fix CVE-2020-26417?
Upgrade gitlab to a fixed version for your release line: 13.4.7, 13.5.5 or 13.6.2.
Is CVE-2020-26417 being exploited?
There is no known exploitation of CVE-2020-26417 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-2020-26417, GHSA-5m57-mhq7-6vhf, UBUNTU-CVE-2020-26417.