CVE-2026-7415

Published: May 7, 2026

Modified: May 7, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

The MQTT broker embedded in Yarbo firmware v2.3.9 is configured to allow anonymous connections with no topic-level read or write ACLs. Any host on the same network can subscribe to sensitive telemetry topics or publish control messages directly to the robot without authentication or authorization of any kind.

Vendor	Product	Versions
Yarbo	Firmware	affected `0 - <= 2.3.9`

Weaknesses (CWE)

CWE-306

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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

third-party-advisory

https://takeonme.org/gcves/GCVE-1337-2026-00000000000000000000000000000000000000000000000000111111111100111111111110000000000000000000000000000000000000000000000000000001001

third-party-advisory

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CVE-2026-7415

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References