cbcvebase.
CVE-2025-65082
published 2025-12-05

CVE-2025-65082: Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables set via the Apache…

medium6.5CVSS 3.1
AVNACLPRNUINSUCLILAN
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.

Affected

6 ranges
VendorProductVersion rangeFixed in
apachehttp_server>= 2.4.0 < 2.4.662.4.66
apache_software_foundationapache_http_server2.4.0 – 2.4.65
debianapache2< apache2 2.4.66-1~deb12u1 (bookworm)apache2 2.4.66-1~deb12u1 (bookworm)
msrcazl3_httpd_2.4.65-1_on_azure_linux_3.0
msrccbl2_httpd_2.4.65-1_on_cbl_mariner_2.0
ubuntuapache2

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
osv7.5HIGH