The internal data publisher on openPDC accepts network connections without authentication in its default configuration. An unauthenticated network attacker can connect to this interface and retrieve the complete device and measurement topology of the system.
History

Mon, 12 Oct 2026 08:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 11 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Grid Protection Alliance
Grid Protection Alliance openhistorian
Grid Protection Alliance openpdc
Vendors & Products Grid Protection Alliance
Grid Protection Alliance openhistorian
Grid Protection Alliance openpdc

Fri, 09 Oct 2026 14:00:00 +0000

Type Values Removed Values Added
Description The internal data publisher on openPDC accepts network connections without authentication in its default configuration. An unauthenticated network attacker can connect to this interface and retrieve the complete device and measurement topology of the system.
Title Grid Protection Alliance openPDC and openHistorian Missing Authentication for Critical Function
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2026-10-09T13:49:06.352Z

Updated: 2026-10-11T17:05:29.198Z

Reserved: 2026-10-05T16:54:01.621Z

Link: CVE-2026-105281

cve-icon Vulnrichment

Updated: 2026-10-11T16:55:41.216Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-09T14:17:11.450

Modified: 2026-10-11T17:17:01.723

Link: CVE-2026-105281

cve-icon Redhat

No data.