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CVE PROGRAM SOURCE RECORD5.1 Medium

CVE-2026-40544

Stored XSS in SOPlanning

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

SOPlanning SOPlanning

Default version status: unaffected

  • 0 to ≤ 1.55affected

References