How severe is CVE-2026-7415?

CVE-2026-7415 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-7415 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-7415?

CVE-2026-7415 primarily affects Yarbo Lawn Mower Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-7415?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-7415 have an EU (EUVD) identifier?

Yes. CVE-2026-7415 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28400.

When was CVE-2026-7415 published?

CVE-2026-7415 was published on 2026-05-07 and last updated on 2026-06-17.

CVE-2026-7415

CVE-2026-7415 is a critical-severity vulnerability in Yarbo Lawn Mower Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-28400
Weakness: CWE-306
Affected product: Yarbo Lawn Mower Firmware
Published: 2026-05-07
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-7415?: 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.
How severe is CVE-2026-7415?: CVE-2026-7415 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-7415 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-7415?: CVE-2026-7415 primarily affects Yarbo Lawn Mower Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-7415?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-7415 have an EU (EUVD) identifier?: Yes. CVE-2026-7415 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28400.
When was CVE-2026-7415 published?: CVE-2026-7415 was published on 2026-05-07 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:yarbo:lawn_mower_firmware:2.3.9:*:*:*:*:*:*:*
cpe:2.3:o:yarbo:lawn_mower_pro_firmware:2.3.9:*:*:*:*:*:*:*

More vulnerabilities in Yarbo Lawn Mower Firmware

CVE-2026-7414 — Critical (CVSS 9.8): Yarbo firmware v2.3.9 contains hardcoded administrative credentials embedded in the firmware image. These credentials…
CVE-2026-7413 — High (CVSS 7.2): A hidden, persistent backdoor was found in Yarbo firmware v2.3.9 that provides remote, unauthenticated (or weakly…

All CVEs affecting Yarbo Lawn Mower Firmware →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →