UpHeron
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Servers and applications

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 the issue.

Severity
High 7.5
Published
5 Dec 2025
Last changed
25 Sept 2026
Added to UpHeron
17 Oct 2026
Fixed in
2.4.66
Sources
NVD

Affected software

SoftwareAffected versions
Apache HTTP ServerServers and applications · cpe:a:apache:http_server
  • From 2.4.0 before 2.4.66

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-59775
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-59775