Ad

CVE-2026-3201

HIGH CVSS 3.1: 7.5 EPSS 0.04%
Updated Feb 26, 2026
Wireshark
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions 4.4.0 — 4.6.4
Fixed In 4.4.14
Type CWE-1325, CWE-770 (Allocation Without Limits)
Vendor Wireshark
Public PoC No

USB HID protocol dissector memory exhaustion in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Wireshark Wireshark
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
4.4.0 4.4.14
Wireshark Wireshark
cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
4.6.0 4.6.4