CVEvulnerability

CVE-2026-20810

7.8 HIGH Published 2026-01-13 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-01-13
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-590

Description

Free of memory not on the heap in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Affected configurations

• microsoft windows 10 1809 (< 10.0.17763.8276) • microsoft windows 10 21h2 (< 10.0.19044.6809) • microsoft windows 10 22h2 (< 10.0.19045.6809) • microsoft windows server 2019 (< 10.0.17763.8276)

Related

Weakness · CWE (1)

  • CWE-590 Free of Memory not on the Heap weakness

References