CVE-2026-53414

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.

Scoring

Severity

MEDIUM

CVSS base score

6.5

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS probability

0.39%

CWE

CWE-126

Published

2026-08-11

Last modified

2026-08-11

Affected products

• Zoom Communications Zoom Clients

Weakness type

• CWE-126

Related vulnerabilities

• CVE-2026-83949 — Microsoft Office Word Information Disclosure Vulnerability
• CVE-2026-83951 — Microsoft Office Word Information Disclosure Vulnerability
• CVE-2026-81399 — Microsoft Excel Information Disclosure Vulnerability
• CVE-2026-78516 — Windows Storage Information Disclosure Vulnerability
• CVE-2026-72974 — Microsoft Office Excel Information Disclosure Vulnerability
• CVE-2026-69626 — Microsoft Office Information Disclosure Vulnerability
• CVE-2026-72932 — Windows Message Queuing Queue Manager Information Disclosure Vulnerability
• CVE-2026-69794 — Windows Encrypting File System (EFS) Information Disclosure Vulnerability

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