# CVE-2025-49464: Zoom Clients for Windows- Classic Buffer Overflow

CVE-2025-49464 has no fix on record yet for 1 affected product. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-49464
- Priority: Routine
- CVSS: 6.5
- EPSS: 0.0069
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 10, 2025
- Weakness: CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-49464

## Description

Classic buffer overflow in certain Zoom Clients for Windows may allow an authorised user to conduct a denial of service via network access.

## Where it's fixed

No fix is on record.

## No fix yet

| Platform | Product | Status |
|---|---|---|
| Windows apps | Zoom Skype for Business Plugin | no-fix |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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