CyberICT

CVE-2026-76886

Wireshark · Published August 19, 2026

CVSS v3.1

CRITICAL
Patch availableGet patch

Description

C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

Affected Products

  • Wireshark < 4.4.18
  • Wireshark < 4.6.8

CVSS Vector

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