CVE-2026-104629 openPDC & openHistorian - Command Injection

openPDC and openHistorian contain a command injection caused by insecure component loading mechanism, letting authenticated attackers with file placement privileges execute arbitrary constructor code with service account privileges.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.34% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution, Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
9 October 2026
Updated
15 October 2026
Weakness
CWE-470

Vendor fix

Update to the latest version with secure component loading mechanism.

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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