CVE-2019-9874
Sitecore CMS and Experience Platform (XP) Deserialization Vulnerability
⚠ KEVEPSS 87.6%
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.
How to fix CVE-2019-9874
No package mapping is available — consult the references below for vendor-specific guidance.
Is CVE-2019-9874 being exploited?
Yes — CVE-2019-9874 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (0)
No package mapping in OSV.