What is CVE-2026-33272?

CVE-2026-33272 is a medium-severity vulnerability in Red Lion Controls 700 Series, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 4.9/10. Published 2026-10-09.

How severe is CVE-2026-33272?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Vulnerability in Red Lion Controls 700 Series

CVE-2026-33272

A malicious user with physical access to the device can boot the switch from factory settings without authentication, use the default administrative credentials to obtain administrative access, and save changes to the configuration file so that they persist next time the switch boots normally.

Published 2026-10-09 · last modified 2026-10-09.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Red Lion Controls 700 Series

Weakness classification (CWE)

CWE-288 — Authentication Bypass Using an Alternate Path or Channel

References

Frequently asked questions

What is CVE-2026-33272?: CVE-2026-33272 is a medium-severity vulnerability in Red Lion Controls 700 Series, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 4.9/10. Published 2026-10-09.
How severe is CVE-2026-33272?: Medium severity. CVSS v3 base score is 4.9 out of 10.