VULNERABILITY INTELLIGENCE

CVE-2020-26421

CVSS score5.3 MEDIUM

EPSS probability2.55%

CISA KEVNot currently listed

Published2020-12-11

Last modified2026-06-17

Description

Crash in USB HID protocol dissector and possibly other dissectors in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.