CVE-2026-5407 | Wireshark up to 4.4.14/4.6.4 SMB2 Protocol Dissector infinite loop (ID 21073 / EUVD-2026-26320)

April 30, 2026 Yanac

A vulnerability was found in Wireshark up to 4.4.14/4.6.4. It has been classified as problematic. This vulnerability affects unknown code of the component SMB2 Protocol Dissector. This manipulation causes infinite loop.

This vulnerability appears as CVE-2026-5407. The attack may be initiated remotely. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More