Vulnerability · NVD
CVE-2026-69777
CVE-2026-69777 : high severity (CVSS 8.0). No tracked catalog app is linked to this CVE.
- Severity (CVSS)
- 8.0
- Exploitation
- 0.5 %
- Tracked apps
- 0
- Still exposed
- 0
NVD scale
EPSS, predicted over 30 days
Heap-based buffer overflow in Windows DHCP Client allows an authorized attacker to elevate privileges over an adjacent network.
Attack vector : Adjacent network
No user interaction
Show raw CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.50%
exploit very unlikely
percentile 41.0%
OS versions that fix this CVE
This CVE is resolved by the following OS security releases. Update the OS to at least the listed version.
- Windows 11 26H1 · 2026-H1 Fixed in 10.0.28000.2954
- Windows 11 25H2 · 2025-H2 Fixed in 10.0.26200.9445
- Windows 11 24H2 · 2024-H2 Fixed in 10.0.26100.9445