CyberSecBulletin

Altervista vulnerabilities

We track 1 vulnerability in Altervista products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on December 19, 2025.

1vulnerabilities
0critical
1high
0exploited
8.8average CVSS score

Latest Altervista vulnerabilities

  • 8.8 High severity

    flatnux: Unrestricted Upload of File with Dangerous Type

    CVE-2023-53956Altervista

    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, enablin