CVE-2025-66738

CVSS 8.8 HIGHEPSS 0.6%CWE-77

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An issue in Yealink T21P_E2 Phone 52.84.0.15 allows a remote normal privileged attacker to execute arbitrary code via a crafted request the ping function of the diagnostic component.

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

Affected products

n/a · n/a

References

https://drive.google.com/file/d/13t5ywSPJMx4487njJcH3ZTNuc_k3h4ty/view?usp=sharing