CVE-2026-33570

PowerSYSTEM Center REST API endpoint for devices allows a low privilege authenticated user to access information normally limited by operational permissions.

CVSS v3 5.7 MEDIUM

5.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-132-02.json
https://www.cisa.gov/news-events/ics-advisories/icsa-26-132-02

Configurations

No configuration.

History

26 Oct 2026, 18:10

Type	Values Removed	Values Added
Summary		(es) El endpoint de la API REST de PowerSYSTEM Center para dispositivos permite a un usuario autenticado con bajos privilegios acceder a información normalmente limitada por permisos operativos.

Information

Published : 2026-05-12 22:16

Updated : 2026-10-26 18:10

NVD link : CVE-2026-33570

Mitre link : CVE-2026-33570

CVE.ORG link : CVE-2026-33570

JSON object : View

Products Affected

No product.

CWE

CWE-863

Incorrect Authorization

{"id": "CVE-2026-33570", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-33570", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-13T00:19:29.614963Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.7, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.1}], "cvssMetricV40": [{"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.9, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "ics-cert@hq.dhs.gov", "affectedData": [{"vendor": "Subnet Solutions", "product": "PowerSYSTEM Center 2020", "versions": [{"status": "affected", "version": "5.11.x", "versionType": "custom", "lessThanOrEqual": "5.28.x"}], "defaultStatus": "unaffected"}]}], "published": "2026-05-12T22:16:33.410", "references": [{"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-132-02.json", "source": "ics-cert@hq.dhs.gov"}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-132-02", "source": "ics-cert@hq.dhs.gov"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "PowerSYSTEM Center REST API endpoint for devices allows a low privilege authenticated user to access information normally limited by operational permissions."}, {"lang": "es", "value": "El endpoint de la API REST de PowerSYSTEM Center para dispositivos permite a un usuario autenticado con bajos privilegios acceder a informaci\u00f3n normalmente limitada por permisos operativos."}], "lastModified": "2026-10-26T18:10:00.173", "sourceIdentifier": "ics-cert@hq.dhs.gov"}