What is CVE-2026-1286?

CVE-2026-1286 is a medium-severity vulnerability in Schneider Electric Ecostruxure™ Foxboro Dcs, classified under Deserialization of Untrusted Data. CVSS score: 6.5/10. Published 2026-03-10.

How severe is CVE-2026-1286?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Deserialization in Schneider Electric Ecostruxure™ Foxboro Dcs

CVE-2026-1286

CWE-502: Deserialization of untrusted data vulnerability exists that could lead to loss of confidentiality, integrity and potential remote code execution on workstation when an admin authenticated user opens a malicious project file.

Vulnerability class: Insecure Deserialization

EPSS: 0.003 (23.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

Affected products

Schneider Electric Ecostruxure™ Foxboro Dcs — versions Versions prior to CS8.1
Schneider-electric Ecostruxure_foxboro_dcs_control_software

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

cybersecurity@se.com (Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-1286?: CVE-2026-1286 is a medium-severity vulnerability in Schneider Electric Ecostruxure™ Foxboro Dcs, classified under Deserialization of Untrusted Data. CVSS score: 6.5/10. Published 2026-03-10.
How severe is CVE-2026-1286?: Medium severity. CVSS v3 base score is 6.5 out of 10.