CVE-2021-4191
5.3
MEDIUM
CVSS 3.1
EPSS 91.2%
Description
An issue has been discovered in GitLab CE/EE affecting versions 13.0 to 14.6.5, 14.7 to 14.7.4, and 14.8 to 14.8.2. Private GitLab instances with restricted sign-ups may be vulnerable to user enumeration to unauthenticated users through the GraphQL API.
How to fix CVE-2021-4191
To remediate CVE-2021-4191, upgrade the affected package to a fixed version below.
- Bitnami/gitlab—upgrade to 14.6.5 or later
Is CVE-2021-4191 being exploited?
Likely — EPSS is 91.2%, placing CVE-2021-4191 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (1)
- >= 13.0.0, < 14.6.5, >= 14.7.0, < 14.7.4, >= 14.8.0, < 14.8.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |