mod_http2 security, bug fix, and enhancement update

An update is available for modhttp2. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The modh2 Apache httpd module implements the HTTP2 protocol h2+h2c on top o...

SUSE SLED15: apache2 / apache2-devel / apache2-event / apache2-manual / etc (SUSE-SU-2026:2759-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2759-1 advisory. This update for apache2 fixes the following issues - CVE-2026-29167: modldap per-dir use-after-free bsc1267976...

SUSE SLES12: apache2 / apache2-devel / apache2-doc / apache2-example-pages / etc (SUSE-SU-2026:2717-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2717-1 advisory. This update for apache2 fixes the following issues - CVE-2026-29167: modldap per-dir use-after-free bsc1267976. - CVE-2026-29170: modproxyftp X...

httpd: Apache HTTP Server: Buffer overflow in mod_proxy_html allows security bypass

A vulnerability has been identified in the Apache HTTP Server. If the server is configured to connect to a malicious or compromised backend server, an attacker could exploit this flaw to bypass security controls or run unauthorized code on the system...

CVE-2026-29167

A flaw was found in Apache HTTP Server when using the modldap module in a per-directory configuration. This use-after-free vulnerability allows a remote attacker to potentially execute arbitrary code or cause a denial of service DoS due to improper memory handling. This could lead to system...

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...

SUSE-SU-2026:2641-1 Security update for apache2

This update for apache2 fixes the following issues Update to 2.4.66 jscPED-16334: Security 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...

CVE-2026-48946

The K2 frontend article-attachment upload path accepts files whose extension is .php, and Apache's standard modphp matches .php$ and executes them under the K2 web user. A K2 Author can upload a shell.php, then fetch /media/k2/attachments/shell.php and execute arbitrary PHP code in the web...

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...

Medium: httpd

Issue Overview: 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. CVE-2026-29167 A cross-site scripting...

Astra Linux – Vulnerability in Apache2

A timing attack against modauthdigest in Apache HTTP Server 2.4.66 allows a remote attacker to bypass Digest authentication. Users are recommended to upgrade to version 2.4.67, which fixes this issue...

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...

CVE-2026-43951 affecting package httpd for versions less than 2.4.68-1

CVE-2026-43951 affecting package httpd for versions less than 2.4.68-1. A patched version of the package is available...

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: Out-of-bounds Read in mod_headers and mod_mime

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...

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...