Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Software Protection Platform (SPP) in multiple Windows 10 and Windows 11 versions, including 1607, 1809, 21H2, 22H2, 23H2, 24H2, 25H2, and 26H1 and 26H2 builds, is affected by a use-after-free flaw. An authorized local attacker can exploit it to elevate privileges. The source gives few details beyond this. Upgrade to the fixed builds listed for your version, such as 10.0.19045.7807 for Windows 10 22H2 or 10.0.26100.9711 for Windows 11 24H2.
Not analysed yet
We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.0 | High | 3.1 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | CNA (microsoft) |
- CISA KEV Not listed.
- EPSS 0.0028, the 20th percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 13 Oct 2026, 18:59 UTC Confirmed by the CVE List
- 31 Oct 2026, 16:20 UTC First seen by agentprime