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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-85479

Grid Protection Alliance openPDC and openHistorian Missing Authentication for Critical Function

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Status
Published
Published
Updated
Assigning organization
icscert

Description

The STTP-based data publisher on openPDC accepts network connections without authentication in its default configuration. An unauthenticated network attacker can connect to this interface and exchange data with it.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Grid Protection Alliance openPDC

Default version status: unaffected

  • 0 to < 2.9.477affected
  • 0 to < 2.9.482affected
  • 2.9.482unaffected

Grid Protection Alliance openPDC (Docker image)

Default version status: unaffected

  • 0 to < 2.9.477affected
  • 0 to < 2.9.482affected

Grid Protection Alliance openHistorian

Default version status: unaffected

  • 0 to < 2.8.580affected
  • 0 to < 2.8.585affected
  • 2.8.585unaffected

References