What is CVE-2026-101022?

CVE-2026-101022 is a medium-severity vulnerability, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.3/10. Published 2026-10-09.

How severe is CVE-2026-101022?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CVE-2026-101022

CVE-2026-101022

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.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2026-10-09 · last modified 2026-10-09.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

Frequently asked questions

What is CVE-2026-101022?: CVE-2026-101022 is a medium-severity vulnerability, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.3/10. Published 2026-10-09.
How severe is CVE-2026-101022?: Medium severity. CVSS v3 base score is 4.3 out of 10.