CVE-2025-7659 - CVE House
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Status published High CVE-2025-7659

Origin Validation Error in GitLab

Vulnerability Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to steal tokens and access private repositories by abusing incomplete validation in the Web IDE.

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 [cav0ur](https://hackerone.com/cav0ur) for reporting this vulnerability through our HackerOne bug bounty program

References

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CVE-2025-9642
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Affected Vendor

Affected Software

GitLab
Vulnerable Versions:
18.2, 18.7, 18.8

Timeline

Official Publish: February 11th, 2026
Last Modified: February 26th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

Weaknesses (CWE)

CWE-346

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1190 Exploit Public-Facing Application
Initial Access
T1078 Valid Accounts
Persistence
T1565.002 Stored Data Manipulation
Impact