Apache HTTP Server - ACL Bypass

Encoding problem in modproxy in Apache HTTP Server 2.4.59 and earlier allows request URLs with incorrect encoding to be sent to backend services, potentially bypassing authentication via crafted requests. id: CVE-2024-38473 info: name: Apache HTTP Server - ACL Bypass author: pdteam severity: high...

Astra Linux – Vulnerability in Apache2

In the Apache HTTP Server with modproxy loaded, SSRF allows an attacker to send outbound proxy requests to a URL controlled by the attacker. This requires a unusual configuration, where modheaders is used to modify the Content-Type header of the request or response, with a value provided in the...

Astra Linux – Vulnerability in Apache2

The Apache HTTP Server versions 2.4.6 to 2.4.46, with the modproxywstunnel module configured, were used to handle a URL. The origin server did not necessarily upgrade this connection. This setup allowed subsequent requests on the same connection to be processed without any HTTP validation,...

Astra Linux – Vulnerability in Apache2

A properly crafted method sent via HTTP/2 will bypass validation and be forwarded by modproxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server versions 2.4.17 to 2.4.48...

Astra Linux – Vulnerability in Apache2

In Apache HTTP Server 2.4.59 and earlier, a null pointer dereference vulnerability in modproxy allows an attacker to crash the server through a malicious request. Users are recommended to upgrade to version 2.4.60, which fixes this issue...

Astra Linux – Vulnerability in Apache2

Apache HTTP Server versions 2.4.41 to 2.4.46 with modproxyhttp can become unstable when processing specially crafted requests that use both Content-Length and Transfer-Encoding headers. This can lead to a denial of service...

Astra Linux – Vulnerability in Apache2

Heap-based Buffer Overflow vulnerability in modproxyajp of Apache HTTP Server. If modproxyajp connects to a malicious AJP server, that malicious AJP server can send a malicious AJP message back to modproxyajp, causing it to write 4 bytes controlled by the attacker after the end of a heap-based...

Astra Linux – Vulnerability in Apache2

Inconsistent interpretation of HTTP requests: The “HTTP Request Smuggling” vulnerability in modproxyajp of the Apache HTTP Server allows an attacker to secretly send requests to the AJP server to which the server forwards requests. This issue affects the Apache HTTP Server version 2.4.54 and...

K000162734: Apache HTTP Server vulnerability CVE-2026-44186

Security Advisory Description Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in the modproxyftp module in Apache HTTP Server with an attacker controlled backend FTP server. This issue affects undefined: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

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...

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...

RHEL 10 : httpd (RHSA-2026:47046)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:47046 advisory. The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: incomplete fix...

EUVD-2026-46829

Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware component: modproxy. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server. Whil...

CVE-2026-60431

Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware component: modproxy. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server. Whil...

RLSA-2026:42828 Important: httpd:2.4 security, bug fix, and enhancement update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: incomplete fix for CVE-2023-38709 CVE-2024-42516 httpd: NULL pointer dereference via specially crafted request CVE-2026-29169 httpd: Apache HTTP Server: Heap-based Buffer...

ALSA-2026:42828 Important: httpd:2.4 security, bug fix, and enhancement update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: incomplete fix for CVE-2023-38709 CVE-2024-42516 httpd: NULL pointer dereference via specially crafted request CVE-2026-29169 httpd: Apache HTTP Server: Heap-based Buffer...

Important: httpd:2.4 security, bug fix, and enhancement update

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fixes: httpd: incomplete fix for CVE-2023-38709 CVE-2024-42516 httpd: NULL pointer dereference via specially crafted request CVE-2026-29169 httpd: Apache HTTP Server: Heap-based Buffer...

USN-8571-1: Apache HTTP Server vulnerabilities

Pavel Kohout and Arkadi Vainbrand discovered that Apache HTTP Server incorrectly handled certain memory operations in modauthnsocache. A remote attacker could possibly use this issue to cause a denial of service. CVE-2026-33007 Haruki Oyama, Merih Mengisteab, and Dawit Jeong discovered that Apach...

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...

httpd: Apache HTTP Server: Denial of Service in mod_proxy_ftp via attacker-controlled FTP server

A flaw was found in the modproxyftp module of the Apache HTTP Server. A remote attacker, by controlling a backend File Transfer Protocol FTP server, can trigger an infinite loop. This vulnerability, categorized as a Loop with Unreachable Exit Condition, leads to a Denial of Service DoS for the...