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CVE-2026-53415: Use after Free in the annotator function of Zoom Clients may allow a meeting participant to achieve remote cod

39
Routine
HIGH 8.3

CVE-2026-53415 is a high-severity flaw (CVSS 8.3) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

  • High severity

A fixed release or distro patch exists.

Risk facts

CVSS score8.3 (High)
Attack vectorNetwork (remote)
Attack complexityHigh
Privileges neededNone
User interactionRequired
EPSS exploit chance0.5% (top 58%)
CISA exploited listNo
WeaknessCWE-416
Published2026-08-11
Last modified2026-10-24
Publisher (CNA): Zoom Video Communications, Inc.

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Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

Exact fixes by distribution

Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source
sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-53415?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-53415 being exploited?

CVE-2026-53415 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-53415 affect?

CVE-2026-53415 affects affected software. Severity is high (CVSS 8.3). 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.

How urgent is CVE-2026-53415?

Priority 39/100. High severity

Software pages

Zoom vulnerabilities

References

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