CVE-2026-4390
Medium · 5.4CVSS
5.4
EPSS
0.4%
Published
May 27, 2026
CISA due date
—
The record
A weakness has been identified in TeamSpeak 3 Server up to 3.13.7. This affects the function process_resend_queue of the component Connection State Management. This manipulation causes use after free. The attack may be initiated remotely. Upgrading to version 3.13.8 is able to mitigate this issue. The affected component should be upgraded.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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