mod_http2: Apache HTTP Server: HTTP/2 DoS by Memory Increase

A flaw was found in Apache HTTP Server. This late release of memory after effective lifetime vulnerability allows a remote, unauthenticated attacker to cause a denial of service DoS. The vulnerability can lead to resource exhaustion, making the server unavailable to legitimate users...

ALSA-2026:22140 Important: httpd:2.4 security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd:...

Security update for apache2

This update for apache2 fixes the following issues CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163...

httpd: mod_proxy_ajp: heap-based buffer over-read due to missing null-termination check

A flaw was found in the modproxyajp module of httpd. When processing AJP Apache JServ Protocol messages, the server fails to properly check if a string is null-terminated before attempting to read it, allowing an attacker or a malformed request to cause a heap-based buffer over-read. This issue...

httpd: mod_proxy_ajp: off-by-one out-of-bounds reads in AJP getter functions

A flaw was found in the modproxyajp module of httpd. When processing AJP Apache JServ Protocol messages, the AJP getter functions attempt to read data beyond the allocated buffer size, allowing an attacker or a malformed request to cause an out-of-bounds read. This issue leads to a denial of...

OESA-2026-2399 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Improper Null Termination, Out-of-bounds Read vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes th...

OESA-2026-2401 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. Users are recommended to upgrade to...

Exploit for Double Free in Apache Http_Server

cve-2026-23918 Defensive audit tools for CVE-2026-23918...

OESA-2026-2317 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this AJP server can send a malicious AJP message back to modproxyajp and...

Exploit for Double Free in Apache Http_Server

CVE-2026-23918 "Apache HTTP/2 Double-Free" — Detection & Respo...

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

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

Apache HTTP Server: mod_rewrite elevation of privileges via ap_expr

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Apache HTTP Server: mod_proxy_ajp: Heap Over-Read and memory disclosure in ajp_parse_data()

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Apache HTTP Server: http2: double free and possible RCE on early reset

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Apache HTTP Server: multiple modules: HTTP response splitting forwarding malicious status line

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USN-8239-1: Apache HTTP Server vulnerabilities

Bartlomiej Dmitruk and Stanislaw Strzalkowski discovered that Apache HTTP Server incorrectly handled certain memory operations when using the HTTP/2 protocol. A remote attacker could use this issue to cause Apache HTTP Server to crash, resulting in a denial of service, or possibly execute arbitra...

Exploit for Double Free in Apache Http_Server

Watch for the double-free in real-ti...

The vulnerability of the mod_proxy_ajp() function in the Apache HTTP Server allows a hacker to disclose confidential information.

The vulnerability of the modproxyajp function in the Apache HTTP Server is related to reading data beyond the allowed range of memory. Exploiting this vulnerability could allow a remote attacker to disclose confidential information...

PT-2026-37663

A NULL pointer dereference in mod dav lock in Apache HTTP Server 2.4.66 and earlier may allow an attacker to crash the server with a malicious request.mod dav lock is not used internally by mod dav or mod dav fs. The only known use-case for mod dav lock was mod dav svn from Apache Subversion...

Linux Distros Unpatched Vulnerability : CVE-2026-28780

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server this AJP server can send a...