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Fencer Intel
medium 6.3

CVE-2026-35555 json

Subnet Solutions PowerSYSTEM Center Incorrect Authorization

published 5mo ago modified 15d ago also EUVD-2026-29831

cvss
6.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

PowerSYSTEM Center feature for device project groups allows an authenticated user with limited permissions to perform an unauthorized deletion of project groups.

Is CVE-2026-35555 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-26-132-02 updated cvss 6.3

Subnet Solutions PowerSYSTEM Center

  • Subnet Solutions Inc. PowerSYSTEM Center 2024 >=6.0.x, <=6.1.x Subnet Solutions Inc. PowerSYSTEM Center 2026 7.0.x
    affected: mitigation “Subnet Solutions recommends users update to the latest version of PowerSYSTEM Center PSC 2020 Update 29, PSC 2024 Update 2, and PSC 2026 GA Hotfix.”

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
5mo ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 4.0 7.0 CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
CNA 3.1 6.3 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
CNA 4.0 7.0 CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected products

  • Subnet Solutions PowerSYSTEM Center 2024
  • Subnet Solutions PowerSYSTEM Center 2026

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.