CVE-2025-59775

Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-12-05

Last updated on: 2025-12-10

Assigner: Apache Software Foundation

Description

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 the issue.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2025-12-05

Last Modified

2025-12-10

Generated

2026-07-06

AI Q&A

2025-12-05

EPSS Evaluated

2026-07-05

NVD

CVE-2025-59775

EUVD

EUVD-2025-201394

Affected Vendors & Products

Vendor	Product	Version / Range
apache	http_server	From 2.4.0 (inc) to 2.4.66 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-918	The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Attack-Flow Graph

Executive Summary

This vulnerability is a Server-Side Request Forgery (SSRF) in Apache HTTP Server on Windows when configured with AllowEncodedSlashes On and MergeSlashes Off. It allows an attacker to potentially leak NTLM hashes to a malicious server by exploiting SSRF and sending malicious requests or content.

Impact Analysis

The vulnerability can lead to the leakage of NTLM hashes to a malicious server, which could allow attackers to perform unauthorized actions or gain further access within a network by using these leaked credentials.

Mitigation Strategies

Users are recommended to upgrade Apache HTTP Server on Windows to version 2.4.66, which fixes the issue.

Hi! I’m here to help you understand CVE-2025-59775. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70