CVE-2015-3810: Wireshark

High severity, CVSS 7.8. EPSS: 3.5% chance of exploitation in the next 30 days.

epan/dissectors/packet-websocket.c in the WebSocket dissector in Wireshark 1.12.x before 1.12.5 uses a recursive algorithm, which allows remote attackers to cause a denial of service (CPU consumption) via a crafted packet.

Affected products

• Wireshark Wireshark: version 1.12.0 only; version 1.12.1 only; version 1.12.2 only; version 1.12.3 only; version 1.12.4 only

Published 2015-05-26. Last modified 2026-06-17.