Home

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.

PUBLISHED Reserved 2025-11-17 | Published 2025-12-05 | Updated 2025-12-05 | Assigner apache

Problem types

CWE-150 Improper Neutralization of Escape, Meta, or Control Sequences

Product status

Default status
unaffected

2.4.0 (semver)
affected

Timeline

2025-11-14:reported
2025-12-01:fixed in 2.4.x by r1930167

Credits

Mattias Åsander (Umeå University) finder

References

www.openwall.com/lists/oss-security/2025/12/04/7

httpd.apache.org/security/vulnerabilities_24.html vendor-advisory

cve.org (CVE-2025-65082)

nvd.nist.gov (CVE-2025-65082)