What is CVE-2026-1815?

CVE-2026-1815 is a medium-severity vulnerability in Turkiye Electricity Transmission Corporation (Teiaş) Mobile Application, classified under Insufficient Session Expiration. CVSS score: 5.7/10. Published 2026-05-21.

How severe is CVE-2026-1815?

Medium severity. CVSS v3 base score is 5.7 out of 10.

Vulnerability in Turkiye Electricity Transmission Corporation (Teiaş) Mobile Application

CVE-2026-1815

Insufficient session expiration vulnerability in Turkiye Electricity Transmission Corporation (TEİAŞ) Mobile Application allows Session Hijacking. This issue affects Mobile Application: from 1.6.2 before 1.13.

EPSS: 0.000 (8.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

Affected products

Turkiye Electricity Transmission Corporation (Teiaş) Mobile Application — versions 1.6.2

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2026-1815?: CVE-2026-1815 is a medium-severity vulnerability in Turkiye Electricity Transmission Corporation (Teiaş) Mobile Application, classified under Insufficient Session Expiration. CVSS score: 5.7/10. Published 2026-05-21.
How severe is CVE-2026-1815?: Medium severity. CVSS v3 base score is 5.7 out of 10.