Sitecore CMS and Experience Platform (XP) Deserialization Vulnerability
Details
CISA date
2025-03-26
Affected versions
CMS and Experience Platform (XP)
Summary
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.
Remediation
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Exploit info
No exploit-tagged NVD references in our cache; see the CISA KEV link below.
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