CVE-2026-45247

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2026-45247

2026-06-03 00:00 UTC

Timestamps

2026-06-03

2026-06-03

Scope

KEV entry: Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability | Affected: Mirasvit / Mirasvit Full Page Cache Warmer | Description: 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. | Required 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. | Due date: 2026-06-06 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer ; https://nvd.nist.gov/vuln/detail/CVE-2026-45247

References
  • {'id': 'CVE-2026-45247', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2026-45247'}

8dcfe796-35a6-4dc4-a4cd-75f20a3089e6

405284c2-e461-4670-8979-7fd2c9755a60

2026-06-03 18:00 UTC

2026-06-03 18:00 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-502"
  ],
  "date_added": "2026-06-03",
  "due_date": "2026-06-06",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Mirasvit Full Page Cache Warmer",
  "vendorProject": "Mirasvit",
  "vulnerabilityName": "Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability"
}
 -
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