CVE-2026-81963

Windows Update Stack Elevation of Privilege Vulnerability

RidicatExploatată activ · CISA KEV din 08.09.2026

CVSS

7.8

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

EPSS

0.4%

percentila 33

Prioritate HedgeSEC

67 / 100

CVSS + EPSS + KEV

Publicată

27.10.2026

sursa: MSRC

Descriere

Fără descriere.

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Produse și versiuni afectate

Microsoft · Windows

Referințe

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81963