CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-45247link is external Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability This type of vulnerability is a frequent attack vector...

CVE-2026-45247

Summary: CVE-2026-45247 affects Mirasvit Full Page Cache Warmer for Magento 2 (pre‑1.11.12). The vulnerability arises from an unsafe PHP deserialization: a crafted serialized object placed in the CacheWarmer cookie is passed to PHP’s unserialize() without class restrictions, enabling unauthentica...