CVE-2025-26858: Socomec Diris M-70 Firmware

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A buffer overflow vulnerability exists in the Modbus TCP functionality of Socomec DIRIS Digiware M-70 1.6.9. A specially crafted set of network packets can lead to denial of service. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.

Affected products

• Socomec Diris M-70 Firmware: version 1.6.9 only

Published 2025-12-01. Last modified 2026-09-26.