CVE-2026-69451

Windows Management Instrumentation Elevation of Privilege Vulnerability

Use after free in Windows Management Instrumentation allows an authorized attacker to elevate privileges over a network.

Affected

Microsoft · Windows 10 Version 1607 · Windows 10 Version 1809 · Windows 10 Version 21H2 · Windows 10 Version 22H2 · Windows 11 version 23H2 · Windows 11 Version 23H2

CVSS v3.1 MICROSOFT

7.1 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS

0.57% chance of exploitation in the next 30 days, 46th percentile

Published

2026-09-08

Updated

2026-10-14

Proof-of-concept exploits (1)

• fj016/CVE-2026-69451-PoC3★ · 2026-09-08

Security advisories

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69451

References

• CVE Record
• NVD entry

Related

• CVE-2024-41992