Critical severity9.8CISA KEVNVD Advisory· Published May 31, 2019· Updated Jun 17, 2026
CVE-2019-9874
CVE-2019-9874
Description
Deserialization of Untrusted Data in the Sitecore.Security.AntiCSRF (aka anti CSRF) module in Sitecore CMS 7.0 to 7.2 and Sitecore XP 7.5 to 8.2 allows an unauthenticated attacker to execute arbitrary code by sending a serialized .NET object in the HTTP POST parameter __CSRFTOKEN.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6- cpe:2.3:a:sitecore:experience_platform:*:*:*:*:*:*:*:*Range: >=7.5,<=8.2
- Sitecore/Sitecore CMSdescription
- Range: 7.0 to 8.2
- Range: 7.5 to 8.2
Patches
Vulnerability mechanics
References
4- www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdfnvdExploitPatchThird Party Advisory
- dev.sitecore.net/Downloads.aspxnvdProductVendor Advisory
- www.synacktiv.com/blog.htmlnvdThird Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
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