# CVE-2023-39203: Zoom Skype for Business Plugin: Memory Allocation with Excessive Size Value

CVE-2023-39203 has no fix on record yet for 1 affected product. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-39203
- Priority: High
- CVSS: 7.5
- EPSS: 0.0093
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 14, 2023
- Weakness: CWE-789: Memory Allocation with Excessive Size Value
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2023-39203

## Description

Uncontrolled resource consumption in Zoom Team Chat for Zoom Desktop Client for Windows and Zoom VDI Client may allow an unauthenticated user to conduct a disclosure of information 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 2026-11-08T19:12:23Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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