F5 BIG-IP - Unauthenticated RCE via AJP Smuggling

CVE-2023-46747 is a critical severity authentication bypass vulnerability in F5 BIG-IP that could allow an unauthenticated attacker to achieve remote code execution RCE. The vulnerability impacts the BIG-IP Configuration utility, also known as the TMUI, wherein arbitrary requests can bypass...

httpd: mod_proxy_ajp: heap-based buffer over-read and memory disclosure in ajp_parse_data()

A flaw was found in the modproxyajp module of httpd. When processing AJP Apache JServ Protocol messages, the ajpparsedata function attempts to read data beyond the allocated buffer size, allowing an attacker or a malformed request to cause a heap-based buffer over-read. This issue potentially lea...

Apache HTTP Server: mod_proxy_ajp: Apache HTTP Server mod_proxy_ajp: Arbitrary code execution via heap-based buffer overflow

A flaw was found in modproxyajp of Apache HTTP Server. This heap-based buffer overflow vulnerability allows a remote attacker, by connecting to a malicious AJP Apache JServ Protocol server, to send a specially crafted message. This message can cause modproxyajp to write attacker-controlled data...

SUSE-SU-2026:2377-1 Security update for tomcat10

This update for tomcat10 fixes the following issues Update to Tomcat 10.1.55: - CVE-2026-41284: Unbounded read in WebDAV LOCK and PROPFIND handling bsc1265162. - CVE-2026-41293: HTTP/2 request headers not validated bsc1265163. - CVE-2026-42498: WebSocket authentication header exposure bsc1265165....

Security update for tomcat11

This update for tomcat11 fixes the following issues Update to Tomcat 11.0.22: CVE-2026-41284: Unbounded read in WebDAV LOCK and PROPFIND handling bsc1265162. CVE-2026-41293: HTTP/2 request headers not validated bsc1265163. CVE-2026-42498: WebSocket authentication header exposure bsc1265165...

USN-8396-1: Apache HTTP Server vulnerabilities

It was discovered that the Apache HTTP Server modrewrite module incorrectly handled certain privileges. A local attacker could possibly use this issue to obtain sensitive information. CVE-2026-24072 Andrew Lacambra, Elhanan Haenel, Tianshuo Han, and Tristan Madani discovered that the Apache HTTP...

USN-8396-1 apache2 vulnerabilities

It was discovered that the Apache HTTP Server modrewrite module incorrectly handled certain privileges. A local attacker could possibly use this issue to obtain sensitive information. CVE-2026-24072 Andrew Lacambra, Elhanan Haenel, Tianshuo Han, and Tristan Madani discovered that the Apache HTTP...

RLSA-2026:21433 Important: httpd security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd: modproxyajp: heap-based buffer over-read due to missing null-termination...

RockyLinux 8 : httpd:2.4 (RLSA-2026:22140)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:22140 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 httpd: modproxyajp: heap-based buffer over-read and memory disclosure in...

httpd:2.4 security update

An update is available for modhttp2, module.modmd, module.modhttp2, modmd, module.httpd, httpd. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The httpd package...

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...

Important: Red Hat Security Advisory: httpd:2.4 security update

An update for the httpd:2.4 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Apache HTTP Server: mod_proxy_ajp: Apache HTTP Server mod_proxy_ajp: Arbitrary code execution via heap-based buffer overflow

A flaw was found in modproxyajp of Apache HTTP Server. This heap-based buffer overflow vulnerability allows a remote attacker, by connecting to a malicious AJP Apache JServ Protocol server, to send a specially crafted message. This message can cause modproxyajp to write attacker-controlled data...

CVE-2026-43514

Observable Timing Discrepancy vulnerabilitywhen comparing AJP secret i...

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:...

httpd security update

An update is available for httpd. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The httpd packages provide the Apache HTTP Server, a powerful, efficient, and...

AlmaLinux 9 : httpd (ALSA-2026:21391)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:21391 advisory. httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd: modproxyajp: heap-based buffer over-read due ...

RHEL 10 : httpd (RHSA-2026:21433)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:21433 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: modproxyajp:...

AlmaLinux 10 : httpd (ALSA-2026:21433)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:21433 advisory. httpd: modproxyajp: heap-based buffer over-read and memory disclosure in ajpparsedata CVE-2026-34059 httpd: modproxyajp: heap-based buffer over-read due...

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...