Unrated severityNVD Advisory· Published Dec 26, 2025· Updated Dec 27, 2025
CVE-2025-66737
CVE-2025-66737
Description
Yealink T21P_E2 Phone 52.84.0.15 is vulnerable to Directory Traversal. A remote normal privileged attacker can read arbitrary files via a crafted request result read function of the diagnostic component.
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Affected products
2Patches
Vulnerability mechanics
References
2News mentions
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