Patch tracker / CVE reference / CVE-2025-27485
CVE-2025-27485
CVE-2025-27485 is a high severity Microsoft vulnerability with a CVSS score of 7.5. Its EPSS score puts the probability of exploitation in the next 30 days at 14%. Microsoft has shipped the fix: deploy one of the 5 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 14%. CVSS 7.5 (High).
This CVE is among the lower half of tracked Microsoft CVEs by EPSS exploit probability.
This denial of service flaw is the fifth of six in the Windows Standards-Based Storage Management Service series, rated High Severity at CVSS 8.8 with an 18 percent exploit probability on Server 2019 and 2022. Repeated crash bugs in a management-plane service invite attackers to disrupt storage administration during an incident, exactly when you need it working. The fix ships in the standard cumulative update.
Do this: Roll the cumulative update to affected servers and add the storage management service to your list of roles to review for removal.
AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2025-27485
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Official patch(es) for CVE-2025-27485
Elevated priority: high severity or a meaningful exploitation probability, sooner if an affected product is internet-facing. In Intune or Defender, confirm whether the fixing updates KB5055519, KB5055521, KB5055523, KB5055526, KB5055557 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-2025-27485. 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.