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.

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History

Mon, 08 Jun 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 08 Jun 2026 17:45:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache http Server
Vendors & Products Apache
Apache http Server

Mon, 08 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
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.
Title Apache HTTP Server: mod_xml2enc heap overflow
Weaknesses CWE-122
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-06-08T18:10:10.372Z

Reserved: 2026-04-28T16:06:25.760Z

Link: CVE-2026-42536

cve-icon Vulnrichment

Updated: 2026-06-08T18:10:03.857Z

cve-icon NVD

Status : Received

Published: 2026-06-08T16:16:39.263

Modified: 2026-06-08T19:16:44.283

Link: CVE-2026-42536

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-08T17:30:06Z

Weaknesses