What is GHSA-9cqp-hgpj-49wr?

GHSA-9cqp-hgpj-49wr is a security advisory published by GitHub Security Advisories with Critical severity. Missing authentication for critical function in M365 Copilot allows an unauthorized attacker to...

Which CVE IDs does GHSA-9cqp-hgpj-49wr cover?

GHSA-9cqp-hgpj-49wr covers the following CVE IDs: CVE-2026-54130. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-9cqp-hgpj-49wr?

GHSA-9cqp-hgpj-49wr has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-9cqp-hgpj-49wrCriticalCVSS 9.8

Missing authentication for critical function in M365 Copilot allows an unauthorized attacker to...

Vendor

GitHub Security Advisories

Published

June 19, 2026

Last Modified

June 19, 2026

🔗 CVE IDs covered (1)

CVE-2026-54130 →

📋 Description

Missing authentication for critical function in M365 Copilot allows an unauthorized attacker to disclose information over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-54130
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54130
https://github.com/advisories/GHSA-9cqp-hgpj-49wr