CVE-2019-9874
KEVSitecore CMS and Experience Platform (XP) Deserialization Vulnerability
View CVE record →- Vendor / Project
- Sitecore
- Product
- CMS and Experience Platform (XP)
- Date added
- Mar 26, 2025
- Due date
- Apr 16, 2025
- Known ransomware use
- Unknown
- CWEs
- CWE-502
Description
Sitecore CMS and Experience Platform (XP) contain a deserialization vulnerability in the Sitecore.Security.AntiCSRF module that allows an unauthenticated attacker to execute arbitrary code by sending a serialized .NET object in the HTTP POST parameter __CSRFTOKEN.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.