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CVE-2026-45247

Mirasvit Cache Warmer for Magento < 1.11.12 PHP Object Injection

Published: May 26, 2026Updated: Jul 24, 2026 Sources: CVE List NVDCWE-502
9.8CRITICAL
NVD MITRE
EPSS Score
27.5%
Top 2.1%
CISA KEV
Active Exploitation
Since Jun 3, 2026
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-502

Affected Products

Mirasvit
commercialaka full page cache warmer, mirasvit helpdesk mx
Full Page Cache Warmer for Magento 2On-prem
Web & CMS Plugins / ecommerce-platform
full page cache warmerOn-prem
Web & CMS Plugins / ecommerce-platform

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Jun 3, 2026
Remediation due:Jun 6, 2026

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.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

https://sansec.io/research/mirasvit-cache-warmer-object-injection
sansec.io
https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer
mirasvit.com
https://www.vulncheck.com/advisories/mirasvit-cache-warmer-for-magento-php-object-injection
vulncheck.com
and 2 more references View all →
News mentions
2

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