CVE-2021-4191
MEDIUM
5.3
CVSS Score
Published: March 28, 2022 at 06:53 PM UTC
Updated: June 17, 2026 at 04:19 AM UTC
1 product affected across 1 vendorGitLab
Using GitLab by GitLab?
Get instant alerts when new vulnerabilities affect GitLab - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.3
Exploit prediction
EPSS 80%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 14.6.5v < 14.7.4v < 14.8.213.0.0 ≤ v < 14.6.514.7.0 ≤ v < 14.7.414.8 ≤ v < 14.8.2
Affected range stops below 14.6.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.7.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.8.2, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4191.jsonx_refsource_MISCBroken Link
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/343898x_refsource_MISCPermissions RequiredThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/1089609CVSS
5.3MEDIUMGitLab
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- LOW
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card