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CVE-2026-20805: Microsoft Windows Information Disclosure Vulnerability
Microsoft Windows · in CISA KEV since 2026-01-13
2026-01-13added to KEV
2026-02-03federal remediation due date
5.19%EPSS exploit probability (30 days) 92.1th percentile
5.5 MEDIUMCVSS 3.1
Unknownknown ransomware use
0days from NVD publication to KEV
What it is
Microsoft Windows Desktop Windows Manager contains an information disclosure vulnerability that allows an authorized attacker to disclose information locally.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-200 |
|---|---|
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD published | 2026-01-13 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2026-20805.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.
Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.