CVE-2021-22172

MEDIUM
4.3
CVSS Score
Published: March 26, 2021 at 07:06 PM UTC
Updated: June 17, 2026 at 03:36 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
MEDIUM4.3
Exploit prediction
EPSS 1%

Description

Improper authorization in GitLab 12.8+ allows a guest user in a private project to view tag data that should be inaccessible on the releases page

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 13.6.6v < 13.7.6v < 13.8.212.8.0 ≤ v < 13.6.613.7.0 ≤ v < 13.7.613.8.0 ≤ v < 13.8.2
Affected range stops below 13.6.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.7.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.8.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_MISCExploitIssue TrackingPatchVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/212911
x_refsource_MISCPermissions RequiredThird Party Advisory
https://hackerone.com/reports/833334

CVSS

4.3MEDIUMGitLab
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200

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