CVE-2026-20805: Microsoft Windows Information Disclosure Vulnerability

CVE ID

CVE-2026-20805

Vulnerability Name

Microsoft Windows Information Disclosure Vulnerability

• Project: Microsoft
• Product: Windows

Date

• Date Added: 2026-01-13
• Due Date: 2026-02-03

Description

Microsoft Windows Desktop Windows Manager contains an information disclosure vulnerability that allows an authorized attacker to disclose information locally.

Known To Be Used in Ransomware Campaigns?

Unknown

Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Additional Notes

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2026-20805 ; https://nvd.nist.gov/vuln/detail/CVE-2026-20805

More CVEs Info

Common Vulnerabilities & Exposures (CVE) List