Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Windows Imaging Component on multiple Windows 10, Windows 11 and Windows Server 2012 builds is affected, with the source listing fixed builds starting at 10.0.14393.9512 for Windows 10 Version 1607. A heap-based buffer overflow lets an unauthenticated attacker over a network execute code. The source gives few details beyond this. Upgrade to the fixed build for your Windows version listed in the source.
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 |
|---|---|---|---|---|
| 8.8 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C | CNA (microsoft) |
- CISA KEV Not listed.
- EPSS 0.0082, the 57th percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 8 Sept 2026, 17:12 UTC Confirmed by the CVE List
- 31 Oct 2026, 16:20 UTC First seen by agentprime