CVE-2026-1735

Yealink MeetingBar A30 Diagnostic command injection

CVSS 2.4 LOWEPSS 1.1%CWE-74 CWE-77

Vexday Risk Score

8Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 2.4EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

02 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A weakness has been identified in Yealink MeetingBar A30 133.321.0.3. This issue affects some unknown processing of the component Diagnostic Handler. This manipulation causes command injection. It is feasible to perform the attack on the physical device. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Affected products

Yealink · MeetingBar A30

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References

https://drive.google.com/file/d/1Uf46ihr8UmeXsFfkcvAeOtF1TkvGjozy/view?usp=sharing https://vuldb.com/?ctiid.343634 https://vuldb.com/?id.343634 https://vuldb.com/?submit.736622