CVE-2026-104629

Grid Protection Alliance openPDC and openHistorian Use of Externally-Controlled Input to Select Classes or Code

HIGH
8.8
CVSS Score
Published: October 9, 2026 at 01:58 PM UTC
Updated: October 9, 2026 at 05:16 PM UTC
3 products affected across 1 vendorOpenpdc (docker Image)OpenhistorianOpenpdc

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Severity
HIGH8.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A component loading mechanism in openPDC and openHistorian will construct and run any specified type, which may be an invalid component to load. An attacker with an authenticated user account and the ability to place a file on the host filesystem can use this to run arbitrary constructor code, and this code runs with the privileges of the affected service account.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

0
Vendor states this is fixed in 2.8.585 (unaffected)
0
Vendor states this is fixed in 2.9.482 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHicscert
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-470

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