CVE-2026-53414

Zoom Clients - Buffer Over-read

Published Aug 11, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Missing bounds check in the annotator function of Zoom Clients allows buffer over-read, which may allow a meeting participant to conduct a denial of service on another participant via network access.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Zoom Communications
Zoom Communications zoom Clients
Vendors & Products Zoom Communications
Zoom Communications zoom Clients
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Missing bounds check in the annotator function of Zoom Clients allows buffer over-read, which may allow a meeting participant to conduct a denial of service on another participant via network access.
Title Zoom Clients - Buffer Over-read
Weaknesses CWE-126
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Zoom
Published
Updated
Aug 11, 2026, 4:55 PM
Reserved
Jun 9, 2026, 10:18 AM
Status
Awaiting Analysis
Published
Aug 11, 2026, 4:17 PM
Modified
Oct 24, 2026, 4:10 PM