CVE-2026-34356

A flaw was found in Apache HTTP Server. This heap-based buffer overflow vulnerability can be exploited by a malicious backend server when using ProxyPassReverseCookie directives. This could lead to a denial of service DoS condition, making the server unavailable to legitimate users. Mitigation To...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via malicious backend servers

A flaw was found in Apache HTTP Server. This heap-based buffer overflow vulnerability can be exploited by a malicious backend server when using ProxyPassReverseCookie directives. This could lead to a denial of service DoS condition, making the server unavailable to legitimate users...

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...

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...

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...

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...

CVE-2026-34356

The Apache HTTP Server (versions 2.4.0 through 2.4.67 ) is vulnerable to a heap-based buffer overflow when interacting with malicious backend servers using ProxyPassReverseCookie *. The root cause involves operations occurring outside the buffer in memory, specifically within the modules/proxy/pr...

Apache HTTP Server 安全漏洞

Apache HTTP Server is an open-source web server developed by the Apache Foundation in the United States. This server is known for its speed, reliability, and ability to be expanded through simple APIs. There were security vulnerabilities in Apache HTTP Server versions 2.4.0 to 2.4.67. These...

PT-2026-47317

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.0 through 2.4.67 Description A heap-based buffer overflow occurs when interacting with malicious backend servers using ProxyPassReverseCookie. A heap-based buffer overflow is a memory corruption issue where data...