High
CVE-2026-53420
Buffer overflow in a Zoom Phone feature of Zoom Workplace Clients may allow an unauthenticated user to conduct a escalation of privilege via network access.
Announced Source revision 1
Original source ↗CVE-2026-53420
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-53420
Zoom Workplace
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Zoom Communications",
"product": "Zoom Workplace",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "7.2.0",
"versionType": "custom"
}
],
"platforms": [
"Android",
"Windows",
"MacOS",
"iOS"
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-53420
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #21423 · Revision 1
- Added to Heist Feed
- Publisher date