Astra Linux – Vulnerability in Apache2

Apache HTTP Server versions 2.4.39 to 2.4.46: unexpected matching behavior with "MergeSlashes OFF"...

MiracleLinux 8 : httpd:2.4 (AXSA:2021-2541:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2021-2541:01 advisory. httpd: modsession: NULL pointer dereference when parsing Cookie header CVE-2021-26690 httpd: Unexpected URL matching with 'MergeSlashes OFF'...

EUVD-2025-201394

Server-Side Request Forgery SSRF vulnerability in Apache HTTP Server on Windows with AllowEncodedSlashes On and MergeSlashes Off allows to potentially leak NTLM hashes to a malicious server via SSRF and malicious requests or content Users are recommended to upgrade to version 2.4.66, which fixes...

DEBIAN-CVE-2025-59775

Server-Side Request Forgery SSRF vulnerability in Apache HTTP Server on Windows with AllowEncodedSlashes On and MergeSlashes Off allows to potentially leak NTLM hashes to a malicious server via SSRF and malicious requests or content Users are recommended to upgrade to version 2.4.66, which fixes...

CVE-2025-59775

A Server-Side Request Forgery (SSRF) vulnerability exists in Apache HTTP Server on Windows when AllowEncodedSlashes is enabled and MergeSlashes is disabled. This flaw allows an attacker to potentially leak NTLM hashes to a malicious server through SSRF via malicious requests or content. The vulne...

CVE-2025-59775 Apache HTTP Server: NTLM Leakage on Windows through UNC SSRF

Server-Side Request Forgery SSRF vulnerability in Apache HTTP Server on Windows with AllowEncodedSlashes On and MergeSlashes Off allows to potentially leak NTLM hashes to a malicious server via SSRF and malicious requests or content Users are recommended to upgrade to version 2.4.66, which fixes...

CVE-2025-59775 Apache HTTP Server: NTLM Leakage on Windows through UNC SSRF

Server-Side Request Forgery SSRF vulnerability in Apache HTTP Server on Windows with AllowEncodedSlashes On and MergeSlashes Off allows to potentially leak NTLM hashes to a malicious server via SSRF and malicious requests or content Users are recommended to upgrade to version 2.4.66, which fixes...

httpd: Unexpected URL matching with 'MergeSlashes OFF'

A flaw was found in Apache httpd. A possible regression from an earlier security fix broke behavior of MergeSlashes. The highest threat from this vulnerability is to data integrity...

Unexpected URL matching with 'MergeSlashes OFF'

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DEBIAN-CVE-2021-30641

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

ALPINE-CVE-2021-30641

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

AZL-6478 CVE-2021-30641 affecting package httpd for versions less than 2.4.46-10

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'...

PT-2021-3578 · Apache +9 · Apache Http Server +9

Name of the Vulnerable Software and Affected Versions: Apache HTTP Server versions 2.4.39 through 2.4.46 Description: The issue exists due to insufficient input validation in the Apache HTTP Server. Exploitation of this issue may allow a remote attacker to impact the integrity of protected...