{
  "id": "CVE-2026-45247",
  "url": "https://spydr.io/cve/CVE-2026-45247",
  "published": "2026-05-26T15:16:39.263Z",
  "modified": "2026-07-24T11:10:00.170Z",
  "score": 9.3,
  "severity": "critical",
  "cvss_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",
  "score_source": "vulncheck.com",
  "epss": 0.02085,
  "epss_percentile": 0.80911,
  "exploited": true,
  "kev": {
    "added": "2026-06-03",
    "due": "2026-06-06",
    "action": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
    "ransomware": "Unknown",
    "name": "Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability",
    "notes": "https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer ; https://nvd.nist.gov/vuln/detail/CVE-2026-45247"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "Mirasvit"
  ],
  "products": [
    "Mirasvit Full Page Cache Warmer for Magento 2"
  ],
  "cwes": [
    "CWE-502"
  ],
  "description": "Mirasvit Full Page Cache Warmer for Magento 2 before version 1.11.12 contains a PHP object injection vulnerability that allows unauthenticated attackers to achieve remote code execution by supplying a crafted serialized PHP object in the CacheWarmer cookie. Attackers can exploit the unrestricted call to PHP's native unserialize() function combined with gadget chains available in Magento and its dependencies to execute arbitrary code on the server.",
  "status": "Analyzed",
  "score_type": "Secondary",
  "scores": {
    "cvss_v40": 9.3,
    "cvss_v31": 9.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer",
      "tags": [
        "Release Notes"
      ]
    },
    {
      "url": "https://sansec.io/research/mirasvit-cache-warmer-object-injection",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.vulncheck.com/advisories/mirasvit-cache-warmer-for-magento-php-object-injection",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-45247",
      "tags": [
        "US Government Resource"
      ]
    },
    {
      "url": "https://www.imperva.com/blog/imperva-customers-protected-against-cve-2026-45247-in-mirasvit-full-page-cache-warmer-for-magento/",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45247",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}