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.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 10 Dec 2025 16:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

Tue, 09 Dec 2025 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Important


Fri, 05 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache http Server
Microsoft
Microsoft windows
Vendors & Products Apache
Apache http Server
Microsoft
Microsoft windows

Fri, 05 Dec 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 05 Dec 2025 11:30:00 +0000

Type Values Removed Values Added
References

Fri, 05 Dec 2025 10:30:00 +0000

Type Values Removed Values Added
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.
Title Apache HTTP Server: NTLM Leakage on Windows through UNC SSRF
Weaknesses CWE-918
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2025-12-05T19:28:44.631Z

Reserved: 2025-09-19T12:13:44.078Z

Link: CVE-2025-59775

cve-icon Vulnrichment

Updated: 2025-12-05T11:05:59.532Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-05T11:15:52.210

Modified: 2025-12-10T16:40:04.333

Link: CVE-2025-59775

cve-icon Redhat

Severity : Important

Publid Date: 2025-12-05T10:17:03Z

Links: CVE-2025-59775 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-12-05T20:56:23Z

Weaknesses