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.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-66737.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "52.84.0.15" } ] } ]