# CVE-2025-49458: Zoom Workplace Clients - Buffer Overflow

CVE-2025-49458 is fixed in Zoom Rooms on 1 platform by Zoom Rooms 6.5.0 (version 6.5.0), released June 28, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-49458
- Priority: Routine
- CVSS: 6.5
- EPSS: 0.0032
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 9, 2025
- Weakness: CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-49458

## Description

Buffer overflow in certain Zoom Workplace Clients may allow an authenticated user to conduct a denial of service via network access.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Zoom Rooms | 6.5.0 | [Zoom Rooms 6.5.0](https://patchblox.com/security/data/fix/windows-app/zoom.zoomrooms-6.5.0.md) | Jun 28, 2025 |

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Data as of 2026-11-08T06:59:42Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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