CVE-2026-63017

CRITICAL 9.0

Subnet Solutions PowerSYSTEM Center Incorrect Authorization

CVSS Score

9.0

EPSS Score

0.0%

EPSS Percentile

0th

Incorrect authorization in PowerSYSTEM Center allows a low-privileged, authenticated user to access resources normally limited to administrators.

CWE	CWE-863
Vendor	subnet solutions
Product	powersystem center 2020
Published	Nov 6, 2026
Last Updated	Nov 6, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

Subnet Solutions / PowerSYSTEM Center 2020

0 ≤ 5.29.x

Subnet Solutions / PowerSYSTEM Center 2024

6.0.x ≤ 6.2.x

Subnet Solutions / PowerSYSTEM Center 2026

7.0.x ≤ 7.1.x

References

NVD ↗ CVE.org ↗ EPSS Data ↗

cisa.gov: https://www.cisa.gov/news-events/ics-advisories/icsa-26-307-01 github.com: https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-307-01.json

Credits

Chinmay Patel of Digital Boundary Group reported this vulnerability to Subnet Solutions.