CVE-2026-26289

HIGH EPSS 3.4%

Published May 12, 20261mo ago · Modified Jun 17, 20262w ago

8.4 CVSS 4.0

High

Published May 12, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

Description

PowerSYSTEM Center REST API endpoint for device account export allows an authenticated user with limited permissions to expose sensitive information normally restricted to administrative permissions only.

CVSS Details

Base Score

8.4

Exploitability

—

Impact

—

Vector string

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:H/SA:H/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

Attack Vector Adjacent

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

3.4% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-863 Incorrect Authorization Authorization

References 2

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.