CVE-2026-5408mediumCWE-674

CVE-2026-5408: medium-severity vulnerability in Wireshark

Uncontrolled Recursion in Wireshark

Published 30 Apr 2026

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 5.5epss 0.1%

BT-DHT protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected products

public PoCs found — 1

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Related CVEs — Wireshark

In the same product, most dangerous first.

References