CVE-2026-119883

LowCVSS 3.3/10Last modified Nov 11, 2026

Description

Improper authorization in Data Deduplication allows an authorized attacker to bypass a security feature locally.

Metrics

CVSS 3.1 3.3/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-862

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

Vendor	Product	Versions
Microsoft	Windows Server 2016	>= 10.0.14393.0, < 10.0.14393.9688
Microsoft	Windows Server 2016 (Server Core installation)	>= 10.0.14393.0, < 10.0.14393.9688
Microsoft	Windows Server 2019	>= 10.0.17763.0, < 10.0.17763.9487
Microsoft	Windows Server 2019 (Server Core installation)	>= 10.0.17763.0, < 10.0.17763.9487
Microsoft	Windows Server 2022	>= 10.0.20348.0, < 10.0.20348.5870
Microsoft	Windows Server 2025	>= 10.0.26100.0, < 10.0.26100.33822
Microsoft	Windows Server 2025 (Server Core installation)	>= 10.0.26100.0, < 10.0.26100.33822

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-119883

Timeline

Published: Nov 10, 2026
Last modified: Nov 11, 2026
NVD status: Awaiting Analysis

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