What is GHSA-xm5c-4gf9-qf8c?

GHSA-xm5c-4gf9-qf8c is a security advisory published by GitHub Security Advisories with High severity. Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4...

Which CVE IDs does GHSA-xm5c-4gf9-qf8c cover?

GHSA-xm5c-4gf9-qf8c covers the following CVE IDs: CVE-2026-53407. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-xm5c-4gf9-qf8c?

GHSA-xm5c-4gf9-qf8c has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-xm5c-4gf9-qf8cHighCVSS 8.1

Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4...

Vendor

GitHub Security Advisories

Published

June 12, 2026

Last Modified

June 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-53407 →

📋 Description

Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-53407
https://www.zoom.com/en/trust/security-bulletin/zsb-26010
https://github.com/advisories/GHSA-xm5c-4gf9-qf8c