CVE-2026-7413 — HIGH (7.2) — White Hats Nepal

Vulnerability Description

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, and survives factory reset and ordinary firmware updates.

CVSS Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Yarbo	Lawn Mower Firmware	2.3.9
Yarbo	Lawn Mower	-
Yarbo	Lawn Mower Pro Firmware	2.3.9
Yarbo	Lawn Mower Pro	-

Related Weaknesses (CWE)

CWE-912

References

https://github.com/Bin4ry/yarbo-nat-in-my-back-yardExploitThird Party Advisory
https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000Third Party Advisory
https://takeonme.org/cves/cve-2026-7413/Third Party Advisory

FAQ

What is CVE-2026-7413?

CVE-2026-7413 is a vulnerability with a CVSS score of 7.2 (HIGH). 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, canno...

How severe is CVE-2026-7413?

CVE-2026-7413 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-7413?

Check the references section above for vendor advisories and patch information. Affected products include: Yarbo Lawn Mower Firmware, Yarbo Lawn Mower, Yarbo Lawn Mower Pro Firmware, Yarbo Lawn Mower Pro.