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CVE-2026-70003

HighCVSS 8.7/10Last modified Nov 11, 2026

Description

Improper verification of cryptographic signature in JDBC Driver for SQL Server allows an unauthorized attacker to bypass a security feature over a network.

Metrics

CVSS 3.1 8.7/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Weakness enumeration

Affected software

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

Vendor	Product	Versions
Microsoft	Microsoft JDBC Driver for SQL Server 13.4	>= 1.0.0, < 13.6.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70003

Timeline

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

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CVE-2026-70003: High severity, CVSS 8.7 | Vulnix