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CVE-2025-26858

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-01 · updated 2026-09-26
• Weakness: CWE-20

Description

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 Digiware M-70: 1.6.9

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2025-2152
• https://www.socomec.fr/sites/default/files/2025-10/CVE-2025-26858---Diris-Digiware-Mxx-Dxx-_VULNERABILITIES_2025-10-01-16-38-44_English_0.pdf
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2152

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