Astra Linux – Vulnerability in Apache2

There is a vulnerability related to HTTP response splitting in several Apache HTTP Server modules, especially on untrusted or compromised backend servers. This issue affects Apache HTTP Server versions from 2.4.66 onwards. Users are recommended to upgrade to version 2.4.67, as this version...

K000161670: Apache HTTP Server vulnerability CVE-2026-33523

Security Advisory Description HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523

A flaw was found in httpd. When processing responses from an untrusted or compromised backend server, multiple modules fail to sanitize Carriage Return and Line Feed CRLF sequences in the HTTP status line. This issue leads to an HTTP response splitting attack. Mitigation To mitigate this issue,...

BIT-APACHE-2026-33523 Apache HTTP Server: multiple modules: HTTP response splitting forwarding malicious status line

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

SUSE CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

ALPINE-CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

DEBIAN-CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523 Apache HTTP Server: multiple modules: HTTP response splitting forwarding malicious status line

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

CVE-2026-33523 Apache HTTP Server: multiple modules: HTTP response splitting forwarding malicious status line

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers. This issue affects Apache HTTP Server: from through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue...

PT-2026-36815

Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions prior to 2.4.67 Description HTTP response splitting occurs in multiple Apache HTTP Server modules when interacting with untrusted or compromised backend servers. This issue allows an attacker to split an HTTP...