VULNERABILITY INTELLIGENCE
CVE-2026-4436
CVSS score8.6 HIGH
EPSS probability0.45%
CISA KEVNot currently listed
Published2026-04-09
Last modified2026-10-26
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Description
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.
Weakness classification
- ics-cert@hq.dhs.gov: CWE-306