What is GHSA-r8vm-vj9h-vcpf?

GHSA-r8vm-vj9h-vcpf is a security advisory published by GitHub Security Advisories with High severity. Improper access control in Microsoft Exchange Server allows an authorized attacker to perform...

Which CVE IDs does GHSA-r8vm-vj9h-vcpf cover?

GHSA-r8vm-vj9h-vcpf covers the following CVE IDs: CVE-2026-118208. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-r8vm-vj9h-vcpf?

GHSA-r8vm-vj9h-vcpf has a CVSS v3 base score of 7.1, published by GitHub Security Advisories.

GHSA-r8vm-vj9h-vcpfHighCVSS 7.1

Improper access control in Microsoft Exchange Server allows an authorized attacker to perform...

Vendor

GitHub Security Advisories

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-118208 →

📋 Description

Improper access control in Microsoft Exchange Server allows an authorized attacker to perform spoofing over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-118208
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118208
https://github.com/advisories/GHSA-r8vm-vj9h-vcpf