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CVE-2026-70019

MediumCVSS 6.5/10Last modified Sep 16, 2026

Description

Windows hard link in Windows Compressed Folder allows an unauthorized attacker to disclose information over a network.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness enumeration

Affected software

Vendor	Product	Versions
Microsoft	Windows 11 version 23H2	>= 10.0.22631.0, < 10.0.22631.7582
Microsoft	Windows 11 Version 23H2	>= 10.0.22631.0, < 10.0.22631.7582
Microsoft	Windows 11 Version 24H2	>= 10.0.26100.0, < 10.0.26100.9445
Microsoft	Windows 11 Version 25H2	>= 10.0.26200.0, < 10.0.26200.9445
Microsoft	Windows 11 version 26H1	>= 10.0.28000.0, < 10.0.28000.2954
Microsoft	Windows Server 2025	>= 10.0.26100.0, < 10.0.26100.33438
Microsoft	Windows Server 2025 (Server Core installation)	>= 10.0.26100.0, < 10.0.26100.33438

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70019Vendor Advisory, Patch

Timeline

Published: Sep 8, 2026
Last modified: Sep 16, 2026
NVD status: Analyzed

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CVE-2026-70019: Medium severity, CVSS 6.5 | Vulnix