CVE detail
CVE-2026-45247: Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Mirasvit · Mirasvit Full Page Cache Warmer
- Date added (KEV)
- Jun 03, 2026
- CISA due date
- Jun 06, 2026
- Ransomware campaign use
- Unknown
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.
Vendor fix: Vendor advisory
Scorifya interpretation
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Plain English
Technical detail
From CISA
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.
https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer ; https://nvd.nist.gov/vuln/detail/CVE-2026-45247
See what attackers can see on your domain
This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now. Scorifya can't test for Mirasvit directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
SOC 2 compliance
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See Scorifya Controls →References
- https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmerRelease Notes
- https://sansec.io/research/mirasvit-cache-warmer-object-injectionThird Party Advisory
- https://www.vulncheck.com/advisories/mirasvit-cache-warmer-for-magento-php-object-injectionThird Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-45247US Government Resource
- https://www.imperva.com/blog/imperva-customers-protected-against-cve-2026-45247-in-mirasvit-full-page-cache-warmer-for-magento/