Vulnerability Details CVE-2026-1315
By sending crafted files to the firmware update endpoint of Tapo C220 v1 and C520WS v2, the device terminates core system services before verifying authentication or firmware integrity. An unauthenticated attacker can trigger a persistent denial of service, requiring a manual reboot or application initiated restart to restore normal device operation.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 33.9%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2026-1315
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cpe:2.3:h:tp-link:tapo_c220:1
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cpe:2.3:h:tp-link:tapo_c520ws:2
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cpe:2.3:o:tp-link:tapo_c220_firmware:*
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cpe:2.3:o:tp-link:tapo_c520ws_firmware:*