Deserialization

🔴 Critical | Source: The Hacker News CISA has added CVE-2026-45247, a critical remote code execution vulnerability in the Mirasvit Cache Warmer Magento extension, to its Known Exploited Vulnerabilities catalogue following confirmed active exploitation. The flaw, scoring 9.8 on the CVSS scale, stems from insecure deserialisation of untrusted data, allowing an attacker to execute arbitrary code on affected systems. Any organisation running this extension on their Magento e-commerce platform should treat this as an urgent remediation priority. ...

🔴 Critical | Source: CISA Known Exploited Vulnerabilities A critical vulnerability in the Mirasvit Full Page Cache Warmer extension for Magento/Adobe Commerce allows unauthenticated attackers to execute arbitrary code on affected servers. The flaw stems from unsafe deserialisation of a crafted PHP object passed via the CacheWarmer cookie, requiring no login or prior access. This vulnerability is actively being exploited in the wild, confirmed by CISA’s inclusion in its Known Exploited Vulnerabilities catalogue. ...