What is GHSA-vhh8-v8mf-g62m?

GHSA-vhh8-v8mf-g62m is a security advisory published by GitHub Security Advisories with High severity. Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate...

Which CVE IDs does GHSA-vhh8-v8mf-g62m cover?

GHSA-vhh8-v8mf-g62m covers the following CVE IDs: CVE-2026-118157. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-vhh8-v8mf-g62m?

GHSA-vhh8-v8mf-g62m has a CVSS v3 base score of 7.2, published by GitHub Security Advisories.

GHSA-vhh8-v8mf-g62mHighCVSS 7.2

Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate...

Vendor

GitHub Security Advisories

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-118157 →

📋 Description

Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-118157
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118157
https://github.com/advisories/GHSA-vhh8-v8mf-g62m