BIT-APACHE-2026-63045 Apache HTTP Server: mod_proxy_ftp PASV address handling

Improper validation of FTP PASV reply address in modproxyftp in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows, in forward proxy configurations, an untrusted FTP server to cause the proxy to open a data connection to an arbitrary third-party host via a crafte...

BIT-APACHE-2026-59797 Apache HTTP Server: mod_ssl SSLRequire allows .htaccess ap_expr file-function

Improper Privilege Management vulnerability in Apache HTTP Server's modssl via SSLRequire and file-related expressions. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

BIT-APACHE-2026-59685 Apache HTTP Server: Out-of-Bounds Write in ap_directory_walk() Canonical-Name Rewrite on CASE_BLIND_FILESYSTEM

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...

BIT-APACHE-2026-58415 Apache HTTP Server: mod_dav_fs property database read access

Internal state files accessible to external parties in moddavfs in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows a remote client to read WebDAV dead properties of resources it cannot author via a GET request for the .DAV state directory This issue affects...

BIT-APACHE-2026-57941 Apache HTTP Server: mod_http2 use-after-free / wild write via shared session->bbtmp re-entrancy

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...

BIT-APACHE-2026-56449 Apache HTTP Server: mod_proxy_html: crash in dump_content

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...

BIT-APACHE-2026-56154 Apache HTTP Server: mod_rewrite use-after-free via %{LA-U:HTTP:...}

Use After Free vulnerability in Apache HTTP Server's modrewrite when using lookahead %LA-U:HTTP:... This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

CVE-2021-41773-Apache-Lab

CVE-2021-41773 — Apache HTTP Server 2.4.49 Lab Reproduction of CVE-2021-41773 , a path traversal vulnerability in Apache HTTP Server 2.4.49. This project uses Docker to create an isolated vulnerable environment and a Python PoC to demonstrate controlled file disclosure. Safety: The PoC only accep...

Astra Linux – Vulnerability in Apache2

A buffer overflow in modproxyhtml in the Apache HTTP Server 2.4.67 and earlier versions allows an attack by a untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue...

Astra Linux – Vulnerability in Apache2

There is a vulnerability in the modproxyftp module of the Apache HTTP Server, known as the “Infinite Loop” condition, which can lead to an infinite loop when using an attacker-controlled FTP server. This issue affects versions 2.4.0 through 2.4.67. Users are recommended to upgrade to version...

Astra Linux – Vulnerability in Apache2

A out-of-bounds read vulnerability exists in the modproxyajp module of the Apache HTTP Server. This issue affects the Apache HTTP Server version up to 2.4.66. Users are recommended to upgrade to version 2.4.67, as this fix addresses the vulnerability...

Astra Linux – Vulnerability in Apache2

“Use After Free” vulnerability in Apache HTTP Server with modldap, in per-directory configuration This issue affects Apache HTTP Server: from version 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes this issue...

Astra Linux – Vulnerability in Apache2

Buffer Over-read vulnerability in Apache HTTP Server due to outbound OCSP requests sent to an attacker-controlled OCSP server This issue affects Apache HTTP Server versions 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which addresses this vulnerability...

Astra Linux – Vulnerability in Apache2

A memory allocation vulnerability with an excessive size value in Apache HTTP Server’s modhttp leads to a denial of service due to malicious HTTP requests. This issue affects Apache HTTP Server versions 2.4.17 through 2.4.67...

Astra Linux – Vulnerability in Apache2

Heap-based Buffer Overflow vulnerability in Apache HTTP Server with modxml2enc, xml2StartParse, and untrusted content This issue affects Apache HTTP Server: versions 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes this issue...

Astra Linux – Vulnerability in Apache2

The “Use After Free” vulnerability in the Apache HTTP Server module modhttp2 occurs when file handles are already exhausted. This issue affects Apache HTTP Server versions 2.4.55 through 2.4.67...

Astra Linux – Vulnerability in Apache2

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...

Astra Linux – Vulnerability in Apache2

The out-of-bounds write vulnerability in the modsed module of the Apache HTTP Server allows an attacker to overwrite heap memory with data provided by the attacker. This issue affects Apache HTTP Server version 2.4.2.52 and earlier versions...

Astra Linux – Vulnerability in Apache2

apescapequotes may write beyond the end of a buffer when given malicious input. None of the included modules passes untrusted data to these functions, but third-party/external modules may do so. This issue affects Apache HTTP Server 2.4.48 and earlier...

BIT-APACHE-2026-56153 Apache HTTP Server: mod_charset_lite: Heap overflow in finish_partial_char

Out-of-bounds Write vulnerability in Apache HTTP Server's modcharsetlite. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...