CVE-2025-53690 — Actively Exploited: Multiple Products (Sitecore)
Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud contain a deserialization of untrusted data vulnerability involving the use of default machine keys. This flaw allows attackers to exploit exposed ASP.NET machine keys to achieve remote code execution.
| CVE ID | CVE-2025-53690 |
|---|---|
| Vendor | Sitecore |
| Product | Multiple Products |
| Vulnerability name | Sitecore Multiple Products Deserialization of Untrusted Data Vulnerability |
| Date added | 2025-09-04 |
| Remediation due | 2025-09-25 |
| Known ransomware use | Unknown |
| 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. |
| Description | Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud contain a deserialization of untrusted data vulnerability involving the use of default machine keys. This flaw allows attackers to exploit exposed ASP.NET machine keys to achieve remote code execution. |
| Source | CISA Known Exploited Vulnerabilities |
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