CVE-2026-105281

HIGHCVSS 7.5/10EPSS 0.31%

Last modified

CVE-2026-105281 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Grid Protection AllianceopenPDC< 2.9.477; < 2.9.482
Grid Protection AllianceopenPDC (Docker image)< 2.9.477; < 2.9.482
Grid Protection AllianceopenHistorian< 2.8.580; < 2.8.585

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-105281?
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.
How severe is CVE-2026-105281?
CVE-2026-105281 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2026-105281?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST