CVE ID :CVE-2026-12221 Published : June 15, 2026, 6:16 a.m. | 52 minutes ago Description :A vulnerability was found in Yealink SIP-T46U 108.86.0.118. This impacts the function sprintf of the file /api/upgrade/upgrade of the component Firmware Chunk Upload Handler. Performing a manipulation of...

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CVE-2026-12221 - Yealink SIP-T46U Firmware Chunk Upload upgrade sprintf stack-based overflow

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