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CVE-2026-4436

HIGH CVSS 3.1: 8.6 EPSS 0.06%
Updated Apr 09, 2026
Parameter Value
CVSS 8.6 (HIGH)
Type CWE-306 (Missing Authentication for Critical Function)
Public PoC No

A low-privileged remote attacker can send Modbus packets to manipulate register values that are inputs to the odorant injection logic such that too much or too little odorant is injected into a gas line.

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
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1