CVE-2026-75553

Hard‑Coded Cryptographic Key in Tohoku Electric Power Yorisou e Net App

Published Sep 25, 2026 CVSS 4.0 · 2.4 Low EPSS < 1% KEV · Not listed
Description
Smartphone application Tohoku Electric Power "Yorisou e Net" uses a hard-coded cryptographic key, which may allow an attacker to retrieve a hard-coded cryptographic key from the affected product.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Tohoku Electric Power Company
Tohoku Electric Power Company yorisou E Net App
Vendors & Products Tohoku Electric Power Company
Tohoku Electric Power Company yorisou E Net App
Type Values Removed Values Added
Title Hard‑Coded Cryptographic Key in Tohoku Electric Power Yorisou e Net App
Type Values Removed Values Added
Description Smartphone application Tohoku Electric Power "Yorisou e Net" uses a hard-coded cryptographic key, which may allow an attacker to retrieve a hard-coded cryptographic key from the affected product.
Weaknesses CWE-321
References
Metrics cvssV3_0

{'score': 2.4, 'vector': 'CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 2.4, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
jpcert
Published
Updated
Sep 25, 2026, 1:34 PM
Reserved
Aug 24, 2026, 7:04 AM
Status
Awaiting Analysis
Published
Sep 25, 2026, 7:16 AM
Modified
Sep 29, 2026, 9:39 PM