CVE-2026-45247 — Mirasvit Full Page Cache Warmer Deserialization of Untrusted Data Vulnerability
2026-06-03 • CISA Known Exploited Vulnerability
[event] 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.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Mirasvit |
| Product | Mirasvit Full Page Cache Warmer |
| CWE | CWE-502 |
| CVE ID | CVE-2026-45247 |
| Date Added | 2026-06-03 |
| Due Date | 2026-06-06 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Due Date: 2026-06-06