CVE-2025-59775 — HIGH (7.5)

Q: How severe is CVE-2025-59775?

CVE-2025-59775 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-59775?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.

Vulnerability 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 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Http Server	>= 2.4.0, < 2.4.66

Related Weaknesses (CWE)

CWE-918

References

https://httpd.apache.org/security/vulnerabilities_24.htmlVendor Advisory
http://www.openwall.com/lists/oss-security/2025/12/04/6Issue TrackingThird Party Advisory

FAQ

What is CVE-2025-59775?

CVE-2025-59775 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 v...

How severe is CVE-2025-59775?

CVE-2025-59775 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-59775?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.