Vulnerability in Yarbo Firmware

CVE-2026-7413

A hidden, persistent backdoor was found in Yarbo firmware v2.3.9 that provides remote, unauthenticated (or weakly authenticated) access to privileged functionality. The backdoor is undocumented, cannot be disabled via user-facing settings…

EPSS: 0.000 (4.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-7413?
CVE-2026-7413 is a high-severity vulnerability in Yarbo Firmware, classified under Hidden Functionality. CVSS score: 7.2/10. Published 2026-05-07.
How severe is CVE-2026-7413?
High severity. CVSS v3 base score is 7.2 out of 10.