CVE-2026-45247

Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability

Added to CISA KEV: 2026-06-03

By FixTheVuln Team Sources: CISA KEV Catalog, NVD
CVSS 9.8 — CRITICAL ACTIVE
OWASP: A08 CWE-502

Description

Mirasvit Full Page Cache Warmer contains a deserialization of untrusted data vulnerability that could allow...

Required Action

Fix: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

References

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Frequently Asked Questions

What is CVE-2026-45247?

CVE-2026-45247 (Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability) is a vulnerability with a CVSS score of 9.8 (CRITICAL). Mirasvit Full Page Cache Warmer contains a deserialization of untrusted data vulnerability that could allow...

How do I fix CVE-2026-45247?

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

How severe is CVE-2026-45247?

CVE-2026-45247 has a CVSS score of 9.8, classified as CRITICAL. This vulnerability is in the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been actively exploited in the wild.

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