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VULNERABILITIES

CVE-2021-39889 Details

Description

In all versions of GitLab EE since version 14.1, due to an insecure direct object reference vulnerability, an endpoint may reveal the protected branch name to a malicious user who makes a crafted API call with the ID of the protected branch.

Metrics

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39889.json CVEVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/338062 CVEBroken Link
https://hackerone.com/reports/1294017 CVEPermissions RequiredThird Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39889.json [email protected]Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/338062 [email protected]Broken Link

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-639Authorization Bypass Through User-Controlled Key[email protected]

Affected Products

ProductVersions
gitlab gitlab
>= 14.1.0, < 14.1.7
>= 14.2.0, < 14.2.5
>= 14.3.0, < 14.3.1

CPE

  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-39889
NVD Published Date:
Oct 5, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-39889 Details - Not Deferred