What is CVE-2026-33186?

CVE-2026-33186 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. gRPC-Go has an authorization bypass via missing leading slash in :path

Which CVE IDs does CVE-2026-33186 cover?

CVE-2026-33186 covers the following CVE IDs: CVE-2026-33186. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-33186?

CVE-2026-33186 has a CVSS v3 base score of 8.1, published by Microsoft Security Response Center (MSRC).

CVE-2026-33186HighCVSS 8.1

gRPC-Go has an authorization bypass via missing leading slash in :path

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-33186 →