UliCMS 2023.1-sniffing-vicuna contains a remote code execution vulnerability that allows authenticated attackers to upload PHP files with .phar extension during profile avatar upload. Attackers can trigger code execution by visiting the uploaded file's location, enabling system command execution through maliciously crafted avatar uploads.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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