CVE Catalog

Actively exploited in the wild

Sitecore Multiple Products Deserialization of Untrusted Data Vulnerability

Sitecore - Multiple Products · Listed in the CISA KEV since 2025-09-04. This indicates confirmed attacks in production environments.

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.

CVE-2025-53690

CriticalCVSS 9.0KEV
Published: Updated: Translated: NVD NIST

Summary

Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Code Injection. This issue affects Experience Manager (XM): through 9.0; Experience Platform (XP): through 9.0.

Risk Assessment

An attacker could inject and execute arbitrary code in the Sitecore environment, potentially leading to compromise of the CMS and its data.

Recommendation

Update Sitecore XM/XP to a version later than 9.0 or apply the available security patches from the vendor.

Related vulnerabilities

Original NVD description (English source)

Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Code Injection.This issue affects Experience Manager (XM): through 9.0; Experience Platform (XP): through 9.0.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS