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The vulnerability of the web interface of the Yealink T21P_E2 microprogramming software for IP phones allows a perpetrator to execute arbitrary code.

🗓️ 31 Dec 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 3 Views

Yealink T21P E2 web interface allows remote code execution via crafted POST due to weak data protection.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
CNNVD
Yealink T21P_E2 安全漏洞
26 Dec 202500:00
cnnvd
CVE
CVE-2025-66738
26 Dec 202500:00
cve
Cvelist
CVE-2025-66738
26 Dec 202500:00
cvelist
EUVD
EUVD-2025-205450
26 Dec 202500:00
euvd
NVD
CVE-2025-66738
26 Dec 202516:15
nvd
OSV
CVE-2025-66738
26 Dec 202516:15
osv
Positive Technologies
PT-2025-53601
26 Dec 202500:00
ptsecurity
RedhatCVE
CVE-2025-66738
27 Dec 202500:05
redhatcve
Vulnrichment
CVE-2025-66738
26 Dec 202500:00
vulnrichment
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31 Dec 2025 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 38.8
CVSS 29
EPSS0.00582
3