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Yealink

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Exploited (KEV)1In CISA KEV
CVSS critical8CVSS 9.0–10.0
CVSS high16CVSS 7.0–8.9

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Yealink records in CISA KEV

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43 records

Priority MEDIUM 53

In Yealink RPS before 2025-05-26, the certificate upload function does not properly validate certificate content, potentially allowing invalid certificates to be uploaded.

CVSS 3.1MEDIUM 4.3 Network Low privileges No interaction EPSS 0.00185 Published 2025-06-21 Fixed in 2025-05-26 CWE-295
Priority MEDIUM 53

cgi-bin/cgiServer.exx in Yealink VoIP Phone SIP-T38G allows remote authenticated users to execute arbitrary commands by calling the system method in the body of a request, as demonstrated by running unauthorized services…

CVSS 2.0HIGH 9.0 Network Low privileges Interaction — EPSS 0.11892 Published 2014-08-03 No fix listed CWE-78
Priority MEDIUM 50

config/.htpasswd in Yealink IP Phone SIP-T38G has a hardcoded password of (1) user (s7C9Cx.rLsWFA) for the user account, (2) admin (uoCbM.VEiKQto) for the admin account, and (3) var (jhl3iZAe./qXM) for the var account, w…

CVSS 2.0HIGH 10.0 Network No auth Interaction — EPSS 0.04337 Published 2014-07-16 No fix listed CWE-255
Priority MEDIUM 44

The network diagnostic function (ping) in the Yeahlink Ultra-elegant IP Phone SIP-T41P (firmware 66.83.0.35) allows a remote authenticated attacker to trigger OS commands or open a reverse shell via command injection.

CVSS 3.0HIGH 8.8 Network Low privileges No interaction EPSS 0.03255 Published 2019-05-29 No fix listed CWE-78
Priority MEDIUM 41

In Yealink Plug-in Softwares before 2.35.219.0, there is an unauthorized file write vulnerability under specific scenarios, which may be exploited by attackers to achieve remote code execution.

CVSS 3.1CRITICAL 9.0 Network No auth No interaction EPSS 0.00513 Published 2026-11-04 Fixed in 2.35.219.0 CWE-434
Priority MEDIUM 41

A CSRF (Cross Site Request Forgery) in the web interface of the Yeahlink Ultra-elegant IP Phone SIP-T41P firmware version 66.83.0.35 allows a remote attacker to trigger code execution or settings modification on the devi…

CVSS 3.0HIGH 8.8 Network No auth User interaction EPSS 0.0126 Published 2019-05-29 No fix listed CWE-352
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