Subnet Solutions PowerSYSTEM Center Incorrect Authorization
Priority LOW 30CWE-863Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
PowerSYSTEM Center REST API endpoint for devices allows a low privilege authenticated user to access information normally limited by operational permissions.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00161 5th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Subnet Solutions | PowerSYSTEM Center 2020 | 5.11.x – 5.28.x | — | No fix listed | CNA |
- PowerSYSTEM Center 2020 VendorSubnet Solutions Affected 5.11.x – 5.28.x Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-33570
- 2026-10-03 Alias added: GHSA-g52x-wvq2-4h58
References
More Subnet Solutions vulnerabilities
- TI-2014-01872 SUBNET SubSTATION Server 2 Telegyr 8979 Master Protocol Improper Input Validation CVSS 2.0HIGH 8.3
- TI-2026-85714 SQL injection in Subnet Solutions PowerSYSTEM Center report designer CVSS 4.0CRITICAL 9.4
- TI-2026-85713 Incorrect authorization in Subnet Solutions PowerSYSTEM Center CVSS 4.0CRITICAL 9.4
- TI-2023-13589 SUBNET PowerSYSTEM Center Authentication Bypass by Capture-replay CVSS 3.1CRITICAL 9.1
- TI-2024-18636 SUBNET PowerSYSTEM Center Reliance on Insufficiently Trustworthy Component CVSS 4.0HIGH 8.6
- TI-2024-17121 SUBNET Substation Server Reliance on Insufficiently Trustworthy Component CVSS 4.0HIGH 8.6
Sources
- CVE-2026-33570 · CVE Program
- CVE-2026-33570 · NVD
- FIRST EPSS
- GHSA-g52x-wvq2-4h58 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences