Vulnerability · Published Jun 12, 2026 · Assigned by Zoom
CVE-2026-53408
High 8.1
In plain English
A high-severity security flaw in Zoom Workplace 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 0.2% (higher than 11% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)0.2%top 88.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Zoom Communications | Zoom Workplace | 0 – before 7.0.4 |
Weakness: CWE-939 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N