What’s Vulnerable › Vulnerabilities
CVE-2025-49464: Zoom Clients for Windows- Classic Buffer Overflow
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-07-10 · updated 2026-06-17
- Weakness: CWE-120
Description
Classic buffer overflow in certain Zoom Clients for Windows may allow an authorised user to conduct a denial of service via network access.
Affected products
- Zoom Video Communications, Inc. Zoom Desktop Client for Windows: before 6.4.5 — fixed in 6.4.5
How to fix
Upgrade to a fixed version: Zoom Video Communications, Inc. Zoom Desktop Client for Windows 6.4.5. Check the vendor advisory for mitigations.
References
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