CVE-2026-40544 — Stored XSS in SOPlanning
SOPlanning is vulnerable to Stored Cross-Site Scripting (XSS) via /process/upload_backup endpoint. An authenticated attacker with access to the backup functionality can upload a…
Published: 2026-06-01 · CVSS: 5.1 · CVSS 4.0
SOPlanning is vulnerable to Stored Cross-Site Scripting (XSS) via /process/upload_backup endpoint. An authenticated attacker with access to the backup functionality can upload a crafted ZIP archive containing a malicious user.csv file with embedded JavaScript. The injected code is executed in the victim’s browser when a user clicks the Edit button for the malicious backup. This issue affects SOPlanning version 1.55 and below.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7