CVE-2026-53413: exploitation status and patch state

CVE-2026-53413 · CVSS 8.3 HIGH

Missing bounds check in the annotator function of Zoom Clients allows buffer over-write, which may allow a meeting participant to achieve remote code execution of another participant via network access.

Is CVE-2026-53413 exploited?

• Not in the CISA KEV catalog.
• Public exploit code: none found in monitored sources.

Which products and versions are affected?

No affected package list recorded here yet.

Is there a patch?

No patch identifier recorded here yet.

What PlainSec published about CVE-2026-53413

• Zoom Fixes Four Annotation Flaws After Disclosure (2026-08-12)

Primary sources

• NVD record

What this record does not say

• No EPSS score.
• No affected package data.
• No patch identifier.

KEV and EPSS are re-checked daily. Record last updated 2026-08-12.