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High 8.3Published Aug 11, 2026
CVE-2026-53413Zoom Clients - Buffer Over-write
Updated under an hour ago ()
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It affects Zoom Communications Zoom Clients. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 8.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Zoom
- NVD analysis
- Awaiting Analysis
- Record last updated
- Aug 12, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Zoom Communications Zoom Clients zoom_communications:zoom_clients (from the name) | see references | CNA record |
References
- https://www.zoom.com/en/trust/security-bulletin/zsb-26015
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.