CVE-2025-34139: Sitecore Experience Commerce Xc

High severity, CVSS 8.7. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability exists in Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud that could allow an unauthenticated attacker to read arbitrary files. This vulnerability affects all Experience Platform topologies (XM, XP, XC) from 8.0 Initial Release through 10.4 Initial Release and later. This issue affects Content Management (CM) and standalone instances. PaaS and containerized solutions are also affected.

Affected products

• Sitecore Experience Commerce Xc
• Sitecore Experience Manager Xm
• Sitecore Experience Platform XP
• Sitecore Managed Cloud

Published 2025-07-25. Last modified 2026-06-17.