CVE-2026-7413

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.

Is your site exposed to CVE-2026-7413?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

7.2

HIGH

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

EPSS — Exploit Prediction

0.0002

Probability of exploitation

0.05%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-912 CWE-912

Affected Products

Vendor	Product	Versions
yarbo	lawn_mower_firmware	All
yarbo	lawn_mower	All
yarbo	lawn_mower_pro_firmware	All
yarbo	lawn_mower_pro	All

References

Exploits

https://github.com/Bin4ry/yarbo-nat-in-my-back-yard

Other References

https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000000000000000111111111111111111111110000000000000000000000000000000000000000000000000000000111 https://takeonme.org/cves/cve-2026-7413/

Frequently Asked Questions

What is 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, and survives factory reset and ordinary firmware updates. It has a CVSS v3.1 base score of 7.2 (HIGH).

How severe is CVE-2026-7413? +

CVE-2026-7413 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-7413? +

CVE-2026-7413 affects products from yarbo, specifically: lawn_mower, lawn_mower_firmware, lawn_mower_pro, lawn_mower_pro_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-7413? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-11544

Improper Validation of Integrity Check Value vulnerability in Sharp Display Solutions projectors allows a attacker may create and run unauthorized …

CVE-2025-1204

The "update" binary in the firmware of the affected product sends attempts to mount to a hard-coded, routable IP address, …

CVE-2024-5633

Longse model LBH30FE200W cameras, as well as products based on this device, provide an unrestricted access for an attacker located …

CVE-2025-30064

An insufficiently secured internal function allows session generation for arbitrary users. The decodeParam function checks the JWT but does not …

CVE-2025-34117

A remote code execution vulnerability exists in multiple Netcore and Netis routers models with firmware released prior to August 2014 …

CVE-2024-39754 10.0

A static login vulnerability exists in the wctrls functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted set of network packets …