CVE-2026-45247
CRITICALCISA KEVEPSS 98th pctlDescription
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.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 98% of all known CVEs.
Remediation due: 2026-06-06
References
- https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer
- https://sansec.io/research/mirasvit-cache-warmer-object-injection
- https://www.vulncheck.com/advisories/mirasvit-cache-warmer-for-magento-php-object-injection
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-45247
- https://www.imperva.com/blog/imperva-customers-protected-against-cve-2026-45247-in-mirasvit-full-page-cache-warmer-for-magento/
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-03.