High (7.5) in schneider-electric. EPSS 1.1% chance of exploitation in the next 30 days.
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)