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7.5
CVE-2018-20494: Unauthorized Access to GitLab Data in Certain Versions
CVE-2018-20494 · published 6 years ago
Summary
GitLab Community and Enterprise Editions before specific versions allow an attacker to access sensitive data without proper authorization. This means that if an attacker finds a way to exploit this, they can view or modify your project information without needing the correct permissions. To fix this, update to the latest version of GitLab, at least 11.4.13, 11.5.6, or 11.6.1, as soon as possible.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| gitlab | gitlab |
>= 8.4.0, < 11.4.13 >= 11.5.0, < 11.5.6 >= 11.6.0, < 11.6.1 cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* |
Original advisory text
An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It has Incorrect Access Control.
An issue was discovered in GitLab Community and Enterprise Edition before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It has Incorrect Access Control.
References
- https://about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-relea... Vendor Advisory
- https://gitlab.com/gitlab-org/gitlab-ce/issues/54334 Exploit Patch Vendor Advisory
Internet-facing
14 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically (estimated)
- Gives an attacker partial control (estimated)
Type
CWE-863Incorrect Authorization
Timeline
Published30 Dec 2019
Updated3 Nov 2026
First seen10 Mar 2026
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