CISA Known Exploited Vulnerability

CVE-2026-45247

Mirasvit · Mirasvit Full Page Cache Warmer

Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability

Date added
BOD 22-01 due date
CWE CWE-502
Ransomware Unknown

CISA description

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.

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.