CVE-2025-53690

CRITICAL CISA KEV
Published Sep 3, 2025 Modified Oct 30, 2025 CWE-502

Description

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.

CVSS v3.1 Score

9.0
CRITICAL
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Sep 4, 2025 Remediation due: Sep 25, 2025

Weakness Type (CWE)

CWE-502 Deserialization of Untrusted Data

Affected Products

Vendor Product
sitecore experience_commerce
sitecore experience_manager
sitecore experience_platform
sitecore managed_cloud

References

Frequently Asked Questions

What is CVE-2025-53690? +
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. It has a CVSS v3.1 base score of 9.0 (CRITICAL). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.
How severe is CVE-2025-53690? +
CVE-2025-53690 has a CVSS v3.1 score of 9.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.
What products are affected by CVE-2025-53690? +
CVE-2025-53690 affects products from sitecore, specifically: experience_commerce, experience_manager, experience_platform, managed_cloud. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-53690? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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