KLA91312 Multiple vulnerabilities in Apache HTTP Server

Multiple vulnerabilities were found in Apache HTTP Server. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Security vulnerability can b...

AlmaLinux 9.2 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2024:1732194710)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1732194710 advisory. - Faulty input validation in the core of Apache allows malicious or exploitable backend/content generators to split HTTP responses...

PT-2026-103930

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.0 through 2.4.68 Description A Use After Free issue exists in the mod http2 module of the Apache HTTP Server. This occurs via shared session bbtmp re-entrancy, which can lead to memory corruption when the system...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1769099972)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1769099972 advisory. - Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in Apache HTTP Server through environment variables...

Rocky Linux 10.2 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource (crlsa-2026_22528)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202622528 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 Tenable has extracted the preceding description block directly from the CIQ security...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1778490923)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778490923 advisory. - An escalation of privilege bug in various modules in Apache HTTP 2.4.66 and earlier allows local .htaccess authors to read files...

CentOS Linux 8.4 [TuxCare] Security Update: httpd / httpd-devel / httpd-filesystem / httpd-manual / httpd-tools / etc (CENTOS8.4:CLSA-2026:1767613214)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1767613214 advisory. - Apache HTTP Server 2.4.65 and earlier with Server Side Includes SSI enabled and modcgid but not modcgi passes the shell-escaped query strin...

AlmaLinux 9.2 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc (ALMALINUX9.2:CLSA-2026:1782212784)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1782212784 advisory. - Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP...

CVE-2026-46729: NULL Pointer Dereference

NULL Pointer Dereference vulnerability in Apache HTTP Servers modheartmonitor over unicast listener. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2026-42356: Deployment of Wrong Handler

Deployment of wrong handler vulnerability in Apache HTTP Server allows the target of some internal redirects from CGI programs to also be treated as CGI and executed. The target must already be in a directory enabled for CGI and have no other extension understood by modmime. This issue affects...

CVE-2026-63292: Stack-based Buffer Overflow

Stack-based buffer overflow in modvhostalias in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows a remote client to cause a denial of service or potentially execute arbitrary code via an HTTP request with a Host header exceeding 8192 bytes when...

CVE-2026-59685: Out-of-bounds Write

Out-of-bounds Write vulnerability in Apache HTTP Server on Windows while processing paths with 8.3 names that may grow when expanded. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2026-57941: Use After Free

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2026-56449: Out-of-bounds Write

Out-of-bounds Write vulnerability in Apache HTTP Server's modproxyhtml with crafted HTTP response bodies. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782224876)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782224876 advisory. - Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server This issue...

Rocky Linux 9.6 [TuxCare] Security Update: httpd / httpd-core / httpd-devel / httpd-filesystem / httpd-manual / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1781255857)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1781255857 advisory. - A cross-site scripting vulnerability exists in modproxyftp's HTML directory list generation in Apache HTTP Server 2.4.67 and...

Rocky Linux 10.1 [CIQ] Security Update: httpd / httpd-core / httpd-core-debuginfo / httpd-debuginfo / etc Multiple Vulnerabilities (crlsa-2025_23932)

The Rocky Linux 10.1 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202523932 advisory. httpd: Apache HTTP Server: CGI environment variable override CVE-2025-65082 httpd: Apache HTTP Server: moduserdir+suexec bypass via AllowOverride...

Rocky Linux 9 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource (crlsa-2026_22551)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202622551 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 Tenable has extracted the preceding description block directly from the CIQ security...

PT-2026-103922

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.60 through 2.4.68 Description A deployment of wrong handler issue allows the target of certain internal redirects from CGI programs to be treated as CGI and executed. This occurs if the target is located in a...

CVE-2021-41773-Apache-Path-Traversal-Lab

Apache CVE-2021-41773 보안 랩 ITSOLERA PVT LTD 인턴십 기간 동안 Apache HTTP Server 2.4.49에 영향을 미치는 경로 탐색 및 잠재적 원격 코드 실행 취약점인 CVE-2021-41773 을 연구하고 시연하기 위해 개발한 통제된 사이버보안 랩입니다. 📌 프로젝트 개요 이 프로젝트는 Apache HTTP Server 2.4.49를 실행하는 격리된 Docker 기반 환경을 생성하고, 취약점을 이해하기 위한 Python 개념 증명proof-of-concept을 제공합니다. 프로젝트의 목표...