What is GHSA-92r3-28gr-fr7w?

GHSA-92r3-28gr-fr7w is a security advisory published by GitHub Security Advisories with High severity. Missing authentication for critical function in Microsoft Office SharePoint allows an authorized...

Which CVE IDs does GHSA-92r3-28gr-fr7w cover?

GHSA-92r3-28gr-fr7w covers the following CVE IDs: CVE-2026-64921. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-92r3-28gr-fr7w?

GHSA-92r3-28gr-fr7w has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-92r3-28gr-fr7wHighCVSS 8.8

Missing authentication for critical function in Microsoft Office SharePoint allows an authorized...

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-64921 →

📋 Description

Missing authentication for critical function in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-64921
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-64921
https://github.com/advisories/GHSA-92r3-28gr-fr7w