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CVE-2025-14228 - Yealink SIP-T21P E2 Local Directory cross site scripting

CVE ID : CVE-2025-14228
Published : Dec. 8, 2025, 11:15 a.m. | 5 hours, 44 minutes ago
Description : A weakness has been identified in Yealink SIP-T21P E2 52.84.0.15. Impacted is an unknown function of the component Local Directory Page. This manipulation causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Severity: 5.1 | MEDIUM
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.