CVE-2019-9875: Sitecore CMS and Experience Platform (XP) Deserialization
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.
- CISA KEV-listed (remediation due 2025-04-16)
- EPSS 56.7% (98.2% percentile)