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CVE-2026-63686

nvd nist
Published: Oct 1, 2026Modified: Oct 5, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Affected (1)

Products: Apache: Http Server
Apache
1 product
Http Server
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Http Server
2.4.0 ≤ version < 2.4.69

Related CWEs

CWE-476
NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.

References (2)

Source: security@apache.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory

Timeline

No history available yet.