What is GHSA-jv4w-r899-fr8h?

GHSA-jv4w-r899-fr8h is a security advisory published by GitHub Security Advisories with High severity. Insufficient granularity of access control in SQL Server allows an authorized attacker to elevate...

Which CVE IDs does GHSA-jv4w-r899-fr8h cover?

GHSA-jv4w-r899-fr8h covers the following CVE IDs: CVE-2026-66814. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jv4w-r899-fr8h?

GHSA-jv4w-r899-fr8h has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-jv4w-r899-fr8hHighCVSS 8.8

Insufficient granularity of access control in SQL Server allows an authorized attacker to elevate...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-66814 →

📋 Description

Insufficient granularity of access control in SQL Server allows an authorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66814
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66814
https://github.com/advisories/GHSA-jv4w-r899-fr8h