CVE-2026-40548: Soplanning

Medium severity, CVSS 6.4. EPSS: 0.4% chance of exploitation in the next 30 days.

SOPlanning does not verify uploaded file extension. An authenticated attacker with access to the backup functionality can upload a crafted ZIP archive containing a legitimate user.csv file alongside a malicious file, which is extracted on the server. When combined with CVE-2026-40547 (Path Traversal), the malicious file (e.g., a PHP script) can be placed in a web-accessible location and executed via the browser. This issue affects SOPlanning version 1.55 and below.

Affected products

• Soplanning Soplanning: up to and including 1.55

Published 2026-06-01. Last modified 2026-07-22.