CVE-2026-53415

Zoom Clients - Use After Free

HIGH

8.3

CVSS Score

Published: August 11, 2026 at 03:59 PM UTC

Updated: October 24, 2026 at 04:10 PM UTC

1 product affected across 1 vendorZoom Workplace

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Severity

HIGH8.3

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

Description

Use after Free in the annotator function of Zoom Clients may allow a meeting participant to achieve remote code execution of another participant via network access.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Zoom Workplace · Zoom Communications

90%

All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord

https://www.zoom.com/en/trust/security-bulletin/zsb-26017

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.3HIGHZoom

Attack Vector: NETWORK
Complexity: HIGH
Privileges: NONE
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusAWAITING ANALYSIS

CWE

CWE-416

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