Security update for apache2

This update for apache2 fixes the following issues: CVE-2026-42356: deployment of wrong handler allows target of internal redirects from CGI programs to also be treated as CGI and executed bsc1284043. CVE-2026-42528: memory calculation bug in moddav allows an attacker with permission to create...

SUSE-SU-2026:5077-1 Security update for apache2

This update for apache2 fixes the following issues: - CVE-2026-42356: deployment of wrong handler allows target of internal redirects from CGI programs to also be treated as CGI and executed bsc1284043. - CVE-2026-42528: memory calculation bug in moddav allows an attacker with permission to creat...

Security update for apache2

This update for apache2 fixes the following issues: CVE-2026-42356: deployment of wrong handler allows target of internal redirects from CGI programs to also be treated as CGI and executed bsc1284043. CVE-2026-42528: memory calculation bug in moddav allows an attacker with permission to create...

SUSE-SU-2026:5076-1 Security update for apache2

This update for apache2 fixes the following issues: - CVE-2026-42356: deployment of wrong handler allows target of internal redirects from CGI programs to also be treated as CGI and executed bsc1284043. - CVE-2026-42528: memory calculation bug in moddav allows an attacker with permission to creat...

SUSE-SU-2026:5075-1 Security update for apache2

This update for apache2 fixes the following issues: - CVE-2026-42356: deployment of wrong handler allows target of internal redirects from CGI programs to also be treated as CGI and executed bsc1284043. - CVE-2026-42528: memory calculation bug in moddav allows an attacker with permission to creat...

CVE-2026-23918-Double-free-Apache-httpd-mod_http2

CVE-2026-23918 - Apache httpd modhttp2 PoC This repository contains a proof-of-concept implementation written in Go for a pre-authentication memory corruption scenario affecting Apache httpd with modhttp2. The code in this repository demonstrates a spray-and-trigger approach against a vulnerable...

CVE-2026-23918

CVE-2026-23918 Apache modhttp2 Double-Free Detector https://github.com/user-attachments/assets/d6c30e58-548c-4b6d-9ba3-baa667238a58 python3 h2ghost.py -h usage: h2ghost.py -h --host HOST --port PORT --tls --no-tls --iterations ITERATIONS --burst-n BURSTN --timeout TIMEOUT --crash-threshold...

http2-bomb

HTTP/2 Bomb - CVE-2026-49975 A denial-of-service DoS proof of concept targeting HTTP/2 servers. By combining HPACK amplification with stream retention, a single machine with a modest network connection can render a vulnerable server unavailable within seconds. Vulnerability CVE: CVE-2026-49975...

CVE-2026-23918-poc

CVE-2026-23918 — Apache modhttp2 Double Free Affected: Apache HTTP Server 2.4.66 with modhttp2 + Event MPM Fixed in: Apache 2.4.67 modh2 v2.0.37 CVSS 3.1: 8.8 HIGH — Unauthenticated Remote Code Execution possible CWE: CWE-415 Double Free What's the vulnerability modhttp2 in Apache 2.4.66 has a...

CVE-2026-23918

CVE-2026-23918 Double-free in Apache httpd modhttp2 stream cleanup leading to pre-auth RCE. Affected: httpd 2.4.66 with modhttp2 and multi-threaded MPM event/worker. Fixed in: 2.4.67. Found and reported by Bartlomiej Dmitruk striga.ai and Stanislaw Strzalkowski isec.pl. Writeup:...

CVE-2026-23918-Apache-H2-PoC

CVE-2026-23918-Apache-H2-PoC This is a proof-of-concept exploit for the double-free vulnerability in Apache's modhttp2 CVE-2026-23918. It's a nasty bug that hits the h2mplx.c stream cleanup path. Basically, if you time it right, you can get the server to try and clean up the same stream twice,...

CVE-2026-23918-test

CVE-2026-23918-test This repository contains a Proof of Concept PoC demonstrating the Double Free vulnerability CVE-2026-23918 in Apache HTTP Server 2.4.66 modhttp2. The vulnerability stems from a race condition during early RSTSTREAM frame processing. I focused on the timing window where the...

Oracle Linux 8 : httpd:2.4 (ELSA-2026-92616)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-92616 advisory. - Resolves: RHEL-173558 - httpd:2.4/httpd: Apache HTTP Server modproxyajp: Arbitrary code execution via heap-based buffer overflow CVE-2026-28780 -...

CVE-2026-23918

CVE-2026-23918: Apache HTTP/2 Double-Free DoS CVE-2026-23918 | Apache HTTP Server 2.4.66 | CWE-415: Double Free | CVSS 8.8 | Fixed in 2.4.67 A double-free vulnerability in modhttp2 h2mplx.c allows remote attackers to cause a denial of service worker crash via rapid RSTSTREAM frames that trigger a...

httpd:2.4 security, bug fix, and enhancement update

httpd 2.4.37-65.0.1.8 - Replace index.html with Oracle's index page oracleindex.html 2.4.37-65.8 - Resolves: RHEL-173558 - httpd:2.4/httpd: Apache HTTP Server modproxyajp: Arbitrary code execution via heap-based buffer overflow CVE-2026-28780 - Resolves: RHEL-175074 - httpd:2.4/httpd: NULL pointe...

Detections-CVE-2026-23918

MOVING TO: https://github.com/insomnisec/publiccvedetections FOR BETTER LONG TERM MANAGEMENT OF DETECTION PUBLICATIONS THIS REPO WILL BE REMOVED IN JUNE 2026 PLEASE USE THE OTHER REPO GOING FORWARD CVE-2026-23918 "Apache HTTP/2 Double-Free" — Detection & Response Package Published: 2026-05-04...

OESA-2026-4467 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: A memory calculation bug in moddav in Apache httpd 2.4.67 and earlier allows an attacker with permission to create WebDAV locks to crash server child processes. Users are recommended to upgrade to version...

OESA-2026-4465 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Out-of-bounds Write vulnerability in Apache HTTP Server's modcharsetlite. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.CVE-2026-56153 Use After Free vulnerability in Apache HTTP Server...

Astra Linux – vulnerability in Apache2

The Use After Free vulnerability in the modhttp2 module of the Apache HTTP Server occurs when file handles have already been exhausted. This issue affects Apache HTTP Server versions 2.4.55 through 2.4.67...

OESA-2026-4365 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: A memory calculation bug in moddav in Apache httpd 2.4.67 and earlier allows an attacker with permission to create WebDAV locks to crash server child processes. Users are recommended to upgrade to version...