Server-side Request Forgery (SSRF) Affecting apache/httpd package, versions [,2.4.66-rc1-candidate)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.03% (9th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Server-side Request Forgery (SSRF) vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-APACHEHTTPD-14236453
  • published9 Dec 2025
  • disclosed5 Dec 2025
  • creditOrange Tsai

Introduced: 5 Dec 2025

NewCVE-2025-59775  (opens in a new tab)
CWE-918  (opens in a new tab)

How to fix?

Upgrade apache/httpd to version 2.4.66-rc1-candidate or higher.

Overview

Affected versions of this package are vulnerable to Server-side Request Forgery (SSRF) when handling external requests on Windows systems. If AllowEncodedSlashes On and MergeSlashes Off are set, an attacker can leak NTLM hashes or other internal resources by inducing the server to initiate unauthorized network requests.

CVSS Base Scores

version 4.0
version 3.1