CVE-2025-53690 is a critical severity vulnerability with a CVSS score of 9.0. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.
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Moderate probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
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.
| Vendor | Product |
|---|---|
| Sitecore | Experience Commerce |
| Sitecore | Experience Manager |
| Sitecore | Managed Cloud |
| Sitecore | Experience Platform |