SB2025111121 - MitM attack in Zoom Workplace clients
Published: November 11, 2025
Security Bulletin ID
SB2025111121
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Certificate Validation (CVE-ID: CVE-2025-30669)
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to improper certificate validation. A remote attacker with ability to intercept traffic can perform a MitM attack and gain access to sensitive information.
Remediation
Install update from vendor's website.