Vulnerability in Tohoku Electric Power Company, Incorporated "Yorisou E Net" Android App

CVE-2026-75553

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (3.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-75553: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-75553?
CVE-2026-75553 is a low-severity vulnerability in Tohoku Electric Power Company, Incorporated "Yorisou E Net" Android App, classified under Use of Hard-coded Cryptographic Key. CVSS score: 2.4/10. Published 2026-09-25.
How severe is CVE-2026-75553?
Low severity. CVSS v3 base score is 2.4 out of 10.