CVE-2026-45247

CVE Enrichment

CVSS: 9.3 CRITICAL
EPSS: 2.09%
EPSS Percentile: 81.05%
CISA KEV: YES — Known Exploited Vulnerability

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.

Technical Details

CVSS Version: 4.0
CNA / NVD Source: disclosure@vulncheck.com
Published: 26-May-2026 22:16
Last Modified: 24-Jul-2026 18:10
EPSS Date: 2026-10-12
CWE: CWE-502

CVSS 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

CISA KEV Details

Date Added: 2026-06-03
Remediation Due: 2026-06-06
Known 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.
Notes: https://mirasvit.com/package/changelog/?package=mirasvit/module-cache-warmer ; https://nvd.nist.gov/vuln/detail/CVE-2026-45247

Affected Products / Versions

mirasvit / full_page_cache_warmer
Version / affected range: * · before (exclusive) 1.11.12
cpe:2.3:a:mirasvit:full_page_cache_warmer:*:*:*:*:*:magento:*:*

References

Last enrichment sync: 13-Oct-2026 09:27
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (1)

CVE-2026-45247 Recorded Future Reported 59 High-Impact Vulnerabilities in June, 56 Actively Exploited

CVE (55)

Malware (6)

Threat Actors (6)

Vendors (26)

Products (57)

Tools (2)

Industries (2)

Countries (1)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.