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CVE-2021-22263

MEDIUM
6.5
CVSS Score
Published: October 11, 2021 at 04:47 PM UTC
Updated: June 17, 2026 at 03:36 AM UTC
1 product affected across 1 vendorGitLab

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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%

Description

An issue has been discovered in GitLab affecting all versions starting from 13.0 before 14.0.9, all versions starting from 14.1 before 14.1.4, all versions starting from 14.2 before 14.2.2. A user account with 'external' status which is granted 'Maintainer' role on any project on the GitLab instance where 'project tokens' are allowed may elevate its privilege to 'Internal' and access Internal projects.

Affected

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

GitLab· GitLabmaven
95%
v < 14.0.9v < 14.1.4v < 14.2.213.0.0 ≤ v < 14.0.914.1.0 ≤ v < 14.1.414.2.0 ≤ v < 14.2.2
Affected range stops below 14.0.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.2.2, 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:

Patch and advisory references

References (3)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22263.json
x_refsource_MISCExploitIssue TrackingVendor Advisory
Source: [email protected]
https://gitlab.com/gitlab-org/gitlab/-/issues/331473
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://hackerone.com/reports/1193062

CVSS

6.5MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-269

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