What is CVE-2026-82684?

CVE-2026-82684 is a high-severity vulnerability, classified under Missing Authorization. CVSS score: 8.1/10. Published 2026-09-04.

How severe is CVE-2026-82684?

High severity. CVSS v3 base score is 8.1 out of 10.

CVE-2026-82684

CVE-2026-82684

Tycon Systems TPDIN-Monitor-WEB3 versions 2.2.9 and prior are vulnerable to a Missing Authorization vulnerability. This could allow an attacker to extract system credentials, configurations, or flash contents.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov
ics-cert@hq.dhs.gov

Frequently asked questions

What is CVE-2026-82684?: CVE-2026-82684 is a high-severity vulnerability, classified under Missing Authorization. CVSS score: 8.1/10. Published 2026-09-04.
How severe is CVE-2026-82684?: High severity. CVSS v3 base score is 8.1 out of 10.