CVE-2026-70388 SOEM - Buffer Overflow

SOEM <= 2.0.0 contains a buffer overflow caused by improper validation of message length values, letting a malicious device on the network execute arbitrary code on the master system, exploit requires network access.

CVSS base score 8.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Published
26 October 2026
Updated
26 October 2026
Weakness
CWE-191

Vendor fix

Update to the latest version beyond 2.0.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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