Patch tracker / CVE reference / CVE-2025-59185
CVE-2025-59185
CVE-2025-59185 is a medium severity Microsoft vulnerability with a CVSS score of 6.5. Microsoft has shipped the fix: deploy one of the 9 updates below from the Microsoft Update Catalog, and see where this CVE sits against the rest on the patch tracker.
Risk summary
Not in the CISA KEV catalog. EPSS exploit probability 6.0%. CVSS 6.5 (Medium).
This CVE is among the lower half of tracked Microsoft CVEs by EPSS exploit probability.
This is another NTLM hash disclosure spoofing bug, rated Critical at 9.9 and reaching the newly shipped Windows 11 25H2 alongside the legacy Windows 10 1809. As with the other NTLM disclosure issues in this list, the practical risk is an attacker relaying or cracking a captured hash to authenticate as the user.
Do this: Patch Windows 11 25H2 systems and confirm SMB signing and NTLM relay protections are active as a backstop.
AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2025-59185
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Official patch(es) for CVE-2025-59185
Lower priority: patch in your normal cycle. In Intune or Defender, confirm whether the fixing updates KB5066586, KB5066780, KB5066782, KB5066791, KB5066793, KB5066835, KB5066836, KB5066837, KB5066873 are installed across the affected products. Senserva does this automatically across your tenant and flags every missing patch.
Apply the Microsoft security updates below to fix CVE-2025-59185. Each KB page carries the Microsoft Update Catalog download, Microsoft's known issues for the update, a copy-paste PowerShell check for whether it is installed, and the Senserva AI read.
Scope and sources
- Affected products
- Fixed by the same updates
- Authoritative references
Want every Microsoft CVE and the patches that fix it, ranked by real-world risk? See the Microsoft Patch Tracker.