SECURELYN
Free ScanFree consultation

CVE-2026-97805

Out-of-bounds read in Windows Partition Management Driver allows an unauthorized attacker to execute code over a network.

Scores

9.8
CVSS 9.8 out of 10, critical severity.
0.9%
EPSS 0.9% chance of exploitation in the next 30 days.

The facts

Published
13 October 2026
Last changed
16 October 2026
NVD status
Analyzed
Severity
Critical, CVSS 9.8 out of 10 (version 3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
Affects
  • microsoft windows 10 1607
  • microsoft windows 10 1809
  • microsoft windows 10 21h2
  • microsoft windows 10 22h2
  • microsoft windows 11 23h2
Known exploited
Not in the CISA Known Exploited Vulnerabilities catalogue in this build.
EPSS
0.9% chance of exploitation activity in the next 30 days (percentile 60).

Is there a Securelyn advisory?

Not yet. Securelyn writes plain-English advisories for the flaws that matter most to businesses. Subscribe to the digest to hear about them.

References