CVE-2026-70003 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00302.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Microsoft Subscribe	Jdbc Driver For Sql Server 13.4 Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

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

History

Thu, 12 Nov 2026 21:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 10 Nov 2026 18:30:00 +0000

Type	Values Removed	Values Added
Description		Improper verification of cryptographic signature in JDBC Driver for SQL Server allows an unauthorized attacker to bypass a security feature over a network.
Title		JDBC Driver for SQL Server Security Feature Bypass Vulnerability
First Time appeared		Microsoft Microsoft jdbc Driver For Sql Server 13.4
Weaknesses		CWE-347
CPEs		cpe:2.3:a:microsoft:jdbc_driver_for_sql_server_13.4::::::::
Vendors & Products		Microsoft Microsoft jdbc Driver For Sql Server 13.4
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70003
Metrics		cvssV3_1 `{'score': 8.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-11-10T18:20:09.069Z

Updated: 2026-11-12T21:47:23.857Z

Reserved: 2026-08-03T23:07:44.322Z

Link: CVE-2026-70003

Vulnrichment

Updated: 2026-11-11T11:40:06.163Z

NVD

Status : Awaiting Analysis

Published: 2026-11-10T19:21:20.263

Modified: 2026-11-11T12:19:53.080

Link: CVE-2026-70003

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-11-12T04:15:21Z

Weaknesses

CWE-347

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