Vulnerability · Published Aug 11, 2026 · Assigned by Zoom
CVE-2026-53414Zoom Clients - Buffer Over-read
Medium 6.5
In plain English
A medium-severity security flaw in Zoom Clients from Zoom Communications. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 70.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Zoom Communications | Zoom Clients | see references |
Weakness: CWE-126 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H