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CVE PROGRAM SOURCE RECORD8.6 High

CVE-2026-105868

Payload: Uploaded XML files could execute same-origin JavaScript

Description

Payload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, local upload configurations that accept XML files can store an XML file and stylesheet that execute JavaScript in the Payload origin when a logged-in user opens the file. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

Affected products

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

payloadcms payload

  • < 3.90.0affected
  • >= 4.0.0-canary.0, < 4.0.0-canary.34affected

References