CVE-2026-42536

high Apache
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.0%
Exploitation probability in 30 days
Top 39% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
High
Published: June 8, 2026 (90 days ago)
Last Modified: September 2, 2026
Vendor: Apache
Source: NVD

Description

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with mod_xml2enc, xml2StartParse, and untrusted content This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

CWE

CWE-122

Affected Products

apache http server

References

🔗 httpd.apache.org 🔗 www.openwall.com 🔗 access.redhat.com 🔗 access.redhat.com 🔗 access.redhat.com