CVE-2025-65082 - CVE House
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Status published Unknown CVE-2025-65082

Apache HTTP Server: CGI environment variable override

Vulnerability Description

Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables set via the Apache configuration unexpectedly superseding variables calculated by the server for CGI programs. This issue affects Apache HTTP Server from 2.4.0 through 2.4.65. Users are recommended to upgrade to version 2.4.66 which fixes the issue.

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:

  • Mattias Åsander (Umeå University)

References

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Affected Vendor

Apache Software Foundation

View all reports →

Affected Software

Apache HTTP Server
Vulnerable Versions:
2.4.0

Timeline

Official Publish: December 5th, 2025
Last Modified: December 5th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

CWE-150

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.