CVE-2026-42536-PoC

CVE-2026-42536: Apache HTTP Server modxml2enc Heap Overflow PoC This PoC code is part of the blog post at https://erberkan.github.io/2026/PatchDiffingandN-DayDefense/ . This repository contains a controlled proof of concept for CVE-2026-42536, a heap-based out-of-bounds write in Apache HTTP...

Astra Linux – Vulnerability in Apache2

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with modxml2enc, xml2StartParse, and untrusted content This issue affects Apache HTTP Server: versions 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes this issue...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

ROS-20260727-73-0026

A vulnerability in the modxml2enc module of the Apache HTTP Server is related to a buffer overflow in dynamic memory. Exploitation of this vulnerability could allow a remote attacker to cause a denial of service...

MGASA-2026-0289 Updated apache packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Apache HTTP Server: modldap per-dir use-after-free. CVE-2026-29167 Apache HTTP Server: modproxyftp XSS. CVE-2026-29170 Apache HTTP Server: modproxyhtml buffer overflow. CVE-2026-34355 Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow...

The vulnerability of the mod_xml2enc module in the Apache HTTP Server allows a hacker to cause a service failure.

The vulnerability of the modxml2enc module in the Apache HTTP Server is related to buffer overflows in dynamic memory. Exploiting this vulnerability can allow a remote attacker to cause a service failure...

RockyLinux 10 : httpd (RLSA-2026:34109)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:34109 advisory. httpd: incomplete fix for CVE-2023-38709 CVE-2024-42516 httpd: NULL pointer dereference via specially crafted request CVE-2026-29169 httpd: Apache HTTP...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

OESA-2026-2747 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

OESA-2026-2745 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

OESA-2026-2746 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

Amazon Linux 2023 : httpd, httpd-core, httpd-devel (ALAS2023-2026-1880)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1880 advisory. Use After Free vulnerability in Apache HTTP Server with modldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrad...

CVE-2026-42536

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

BIT-APACHE-2026-42536 Apache HTTP Server: mod_xml2enc heap overflow

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with modxml2enc, 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...

SUSE CVE-2026-42536

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with modxml2enc, 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...

AZL-89726 CVE-2026-42536 affecting package httpd for versions less than 2.4.68-1

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with modxml2enc, 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...