What is CVE-2023-34116?

CVE-2023-34116 is a high-severity vulnerability in Zoom, classified under OS Command Injection. CVSS score: 8.2/10. Published 2023-07-11.

How severe is CVE-2023-34116?

High severity. CVSS v3 base score is 8.2 out of 10.

RCE in Zoom

CVE-2023-34116

Improper input validation in the Zoom Desktop Client for Windows before version 5.15.0 may allow an unauthorized user to enable an escalation of privilege via network access.

Vulnerability class: Command Injection (OS Command Injection)

Published 2023-07-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.1th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Zoom
Zoom Video Communications, Inc. Desktop Client For Windows — versions before 5.15.0

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

explore.zoom.us/en/trust/security/security-bulletin/ (Vendor Advisory)

Frequently asked questions

What is CVE-2023-34116?: CVE-2023-34116 is a high-severity vulnerability in Zoom, classified under OS Command Injection. CVSS score: 8.2/10. Published 2023-07-11.
How severe is CVE-2023-34116?: High severity. CVSS v3 base score is 8.2 out of 10.