CVE Intelligence

Altervista vulnerabilities

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Published CVEs affecting Altervista products: 1 record(s), with severity, exploitation and fixes.

Flatnux 1

Exploited only (KEV) →

CVE-2023-53956 High · 8.8 CWE-434 Dec 19, 2025
Flatnux 2021-03.25 Authenticated File Upload Remote Code Execution
Flatnux 2021-03.25 contains an authenticated file upload vulnerability that allows administrative users to upload arbitrary PHP files through the file manager. Attackers with admin credentials can upload malicious PHP scripts to the web root directory, enabling remote code execution on the server.