← Web server & TLS software CVEs

HIGH 7.5Apache httpd

CVE-2026-63686

Description

A NULL pointer dereference in mod_xml2enc in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an untrusted backend server to cause a denial of service via a proxied response with a charset whose conversion partially succeeds then fails. Users are recommended to upgrade to version 2.4.69, which fixes this issue.

Description from NVD (National Vulnerability Database).

Product
Apache httpd
Severity
CVSS 7.5 · HIGH
Published
Source
NVD (National Vulnerability Database) · View on NVD

Severity is the CVSS score; the real impact depends on the version and configuration you run. Always check affected versions and fixes in the original advisory.