CVE-2021-39905 - CVE House
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Status published Medium CVE-2021-39905

An information disclosure vulnerability in the GitLab CE/EE API since...

Vulnerability Description

An information disclosure vulnerability in the GitLab CE/EE API since version 8.9.6 allows a user to see basic information on private groups that a public project has been shared with

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Thanks rafiem for reporting this vulnerability through our HackerOne bug bounty program

References

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CVE-2025-9642
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CVE-2025-9484
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Medium 4.3

Affected Vendor

Affected Software

GitLab
Vulnerable Versions:
>=8.9.6, <14.2.6

Timeline

Official Publish: November 4th, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.