CVE-2026-103474

HIGHCVSS 8.8

yii2-starter-kit through 4.2.0 fails to validate file types in the backend storage upload actions, allowing authenticated managers to upload PHP files. Attackers with manager role can upload PHP scripts to the web-accessible storage directory and request them to execute arbitrary code on the server.

Published 2026-09-30 · last modified 2026-09-30

Full record at NVD ↗

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Ncerio by BeyondNets · data from NVD, CISA KEV, EPSS.