Important: Red Hat Security Advisory: Red Hat JBoss Core Services Apache HTTP Server 2.4.62 SP4 security update

Red Hat JBoss Core Services Apache HTTP Server 2.4.62 Service Pack 4 is now available. 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...

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...

Astra Linux – Vulnerability in Apache2

Improper neutralization of vulnerabilities related to escape, meta, or control sequences in the Apache HTTP Server, caused by unexpected overrides of variables calculated by the server for CGI programs, through environment variables set via Apache configuration. This issue affects the Apache HTTP...

Astra Linux – Vulnerability in Apache2

An HTTP response smuggling vulnerability exists in the Apache HTTP Server via modproxyuwsgi. This issue affects the Apache HTTP Server: from version 2.4.30 through 2.4.55. Special characters in the origin response header can cause the response forwarded to the client to be truncated or split...

Astra Linux – Vulnerability in Apache2

When an HTTP/2 stream is reset by a client via an RST frame, there is a time window during which the memory resources associated with the request are not immediately reclaimed. Instead, the deallocation of these resources is delayed until after the connection is closed. This allows clients to...

CVE-2026-43951

A flaw was found in Apache HTTP Server. An out-of-bounds read vulnerability exists when modheaders and modmime are used with multiple response languages. This could allow a remote attacker to disclose sensitive information from memory or cause a denial of service. Mitigation - Those who do not...

OESA-2026-2639 httpd security update

Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Security Fixes: A vulnerability was found in Apache HTTP Server Web Server affected version not known. It has been rated as critical.Using CWE to declare the problem leads to CWE-404. The product does not release or...

RHEL 8 : httpd:2.4 (RHSA-2026:25090)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:25090 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: HTTP/2: Remote Denial of...

BIT-APACHE-2026-49975 Apache HTTP Server: mod_http2 denial of service

Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's modhttp leads to denial of service via malicious HTTP requests. This issue affects Apache HTTP Server: from 2.4.17 through 2.4.67...

BIT-APACHE-2026-44119 Apache HTTP Server: escalation of privilege through expressions in .htaccess in multiple modules

Improper Privilege Management vulnerability in Apache HTTP Server 2.4.67 and earlier allows local .htaccess authors to read files with the privileges of the httpd user. This issue affects Apache HTTP Server: from through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the...

BIT-APACHE-2026-34356 Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie 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...

BIT-APACHE-2026-29170 Apache HTTP Server: mod_proxy_ftp XSS

A cross-site scripting vulnerability exists in modproxyftp's HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory contents either via forward or reverse proxy configuration. Users are recommended to upgrade to version 2.4.68, which fixes this issue...

SUSE CVE-2026-29167

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 2.4.68, which fixes the issue...

SUSE CVE-2026-34356

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie 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...

RHEL 9 : mod_http2 (RHSA-2026:25057)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:25057 advisory. The modh2 Apache httpd module implements the HTTP2 protocol h2+h2c on top of libnghttp2 for httpd 2.4 servers. Security Fixes: httpd: HTTP/2: Remote...

Important: httpd:2.4 security update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: HTTP/2: Remote Denial of Service via compression bomb and Slowloris-style attack CVE-2026-49975 For more details about the security issues, including the impact, a CVSS scor...

K000161639: Apache HTTP Server mod_http2 (HTTP/2 Bomb) vulnerability CVE-2026-49975

Security Advisory Description Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's modhttp leads to denial of service via malicious HTTP requests. This issue affects Apache HTTP Server: from 2.4.17 through 2.4.67. CVE-2026-49975 Impact For products with None in the...

Linux Distros Unpatched Vulnerability : CVE-2026-34356

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 Apache HTTP Server with malicious backend servers and ProxyPassReverseCookie This issue affects Apache HTTP Server:...

Linux Distros Unpatched Vulnerability : CVE-2026-29170

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A cross-site scripting vulnerability exists in modproxyftp's HTML directory list generation in Apache HTTP Server 2.4.67 and earlier when listing FTP directory...