๐Ÿ” CVE Alert

CVE-2026-112809

MEDIUM 5.5

Windows Composite Image File System Information Disclosure Vulnerability

CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th

Improper access control in Windows Composite Image File System allows an authorized attacker to disclose information locally.

Vendor microsoft
Product windows 11 version 26h1
Ecosystems
Industries
TechnologyEnterprise
Published Nov 10, 2026
Last Updated Nov 10, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Windows 11 version 26H1
10.0.28000.0 < 10.0.28000.3501

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-112809