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Medium 4.3Published Oct 9, 2026

CVE-2026-101022Grid Protection Alliance openPDC and openHistorian Server-Side Request Forgery (SSRF)

Updated under an hour ago ()

Does this affect you?

It affects Grid Protection Alliance openPDC and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A Modbus connection feature on openPDC accepts a caller-specified destination address and port with no restriction on which internal hosts may be targeted. An authenticated user can attempt connections to arbitrary internal network destinations, revealing which destinations are reachable. With repeated attempts, an attacker may be able to map the internal network.

CVSS
4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-918
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
icscert
NVD analysis
Awaiting Analysis
Record last updated
Oct 9, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Grid Protection Alliance openPDC
grid_protection_alliance:openpdc (from the name)
before 2.9.477; before 2.9.482; 2.9.482 not affected
CNA record
Grid Protection Alliance openPDC (Docker image)
grid_protection_alliance:openpdc_docker_image (from the name)
before 2.9.477; before 2.9.482
CNA record
Grid Protection Alliance openHistorian
grid_protection_alliance:openhistorian (from the name)
before 2.8.580; before 2.8.585; 2.8.585 not affected
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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