What is GHSA-hxvf-rh49-68gj?

GHSA-hxvf-rh49-68gj is a security advisory published by GitHub Security Advisories with High severity. Insufficient granularity of access control in Microsoft Exchange Server allows an authorized...

Which CVE IDs does GHSA-hxvf-rh49-68gj cover?

GHSA-hxvf-rh49-68gj covers the following CVE IDs: CVE-2026-55006. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hxvf-rh49-68gj?

GHSA-hxvf-rh49-68gj has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-hxvf-rh49-68gjHighCVSS 7.8

Insufficient granularity of access control in Microsoft Exchange Server allows an authorized...

Vendor

GitHub Security Advisories

Published

July 14, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-55006 →

📋 Description

Insufficient granularity of access control in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-55006
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55006
https://github.com/advisories/GHSA-hxvf-rh49-68gj