cve-2019-9874

{
  "cvss": 9.8,
  "datePublished": "2025-03-26",
  "dateUpdated": "2025-03-26",
  "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.",
  "dueDate": "2025-04-16",
  "id": "CVE-2019-9874",
  "kev_catalogs": [
    "cisa"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "notes": "https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB0334035 ; https://nvd.nist.gov/vuln/detail/CVE-2019-9874",
  "product": "CMS and Experience Platform (XP)",
  "requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
  "severity": "CRITICAL",
  "source": "cisa_known_exploited",
  "title": "Sitecore CMS and Experience Platform (XP) Deserialization Vulnerability",
  "vendor": "Sitecore"
}