Sitecore CMS and Experience Platform (XP) Deserialization Vulnerability
Sitecore CMS and Experience Platform (XP) contain a deserialization vulnerability in the Sitecore.Security.AntiCSRF module that allows an authenticated attacker to execute arbitrary code by sending a serialized .NET object in the HTTP POST parameter __CSRFTOKEN.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
For CVE-2019-9875, added to the catalogue on Mar 26, 2025 with a remediation deadline of Apr 16, 2025.
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