Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Windows DHCP Server on Windows 10 Version 1607 and 1809, Windows Server 2012, 2012 R2, 2016 and 2019 (including Server Core installations) is affected, with fixed builds listed for each version. An authorized attacker on an adjacent network can exploit a stack-based buffer overflow to run code. Upgrade to the fixed build for your version: 10.0.14393.9512 or later for Windows 10 1607 and Server 2016, 10.0.17763.9245 or later for Windows 10 1809 and Server 2019, 6.2.9200.26349 or later for Server 2012, or 6.3.9600.23398 or later for Server 2012 R2. No workaround is listed.
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 |
|---|---|---|---|---|
| 8.0 | High | 3.1 | CVSS:3.1/AV:A/AC:L/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 0.0058, the 47th percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 8 Sept 2026, 17:11 UTC Confirmed by the CVE List
- 31 Oct 2026, 16:20 UTC First seen by agentprime