{
  "id": "cve-2026-45247",
  "cveID": "CVE-2026-45247",
  "vendor": "Mirasvit",
  "product": "Mirasvit Full Page Cache Warmer",
  "vulnerabilityName": "Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability",
  "shortDescription": "Mirasvit Full Page Cache Warmer contains a deserialization of untrusted data vulnerability that could allow unauthenticated attackers to achieve remote code execution by supplying a crafted serialized PHP object in the CacheWarmer cookie.",
  "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.",
  "dateAdded": "2026-06-03",
  "dueDate": "2026-06-06",
  "knownRansomware": false,
  "cwes": [
    "CWE-502"
  ],
  "notes": "https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer ; https://nvd.nist.gov/vuln/detail/CVE-2026-45247",
  "sources": [
    {
      "label": "NVD",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45247"
    },
    {
      "label": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog"
    },
    {
      "label": "mirasvit.com",
      "url": "https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer"
    },
    {
      "label": "nvd.nist.gov",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45247"
    }
  ],
  "cvss": {
    "score": 9.3,
    "severity": "CRITICAL",
    "version": "4.0",
    "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
  },
  "epss": {
    "score": 0.27546,
    "percentile": 0.97951
  },
  "timeline": [
    {
      "date": "2026-06-03",
      "event": "Added to the CISA KEV catalog"
    },
    {
      "date": "2026-06-06",
      "event": "CISA remediation due date (BOD 22-01)"
    }
  ],
  "status": "past due"
}