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MEDIUM CISA KEV Actively Exploited

CVE-2026-20805

Desktop Window Manager Information Disclosure Vulnerability

CVSS v3

5.5

MEDIUM

EPSS Score

3.3 %

exploit probability

CISA KEV

Yes

known exploited

Exploitation

active

SSVC status

Description

Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.

CISA Known Exploited Vulnerability

Date Added
2026-01-13
Patch Due Date
2026-02-03
Ransomware Use
Unknown

Technical details

CVSS v3 Vector
3.1
Published
2026-01-13
Last Modified
2026-01-14

Frequently asked questions

What is CVE-2026-20805?

Exposure of sensitive information to an unauthorized actor in Desktop Windows Manager allows an authorized attacker to disclose information locally.

Is CVE-2026-20805 actively exploited?

Yes. CVE-2026-20805 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2/3/2026.

What is the CVSS score for CVE-2026-20805?

CVE-2026-20805 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string 3.1.

Is CVE-2026-20805 affecting your environment?

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