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CRITICAL CISA KEV

CVE-2025-53690

CVSS v3

9

CRITICAL

EPSS Score

60.6 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2025-53690 yet.

Full record on NVD

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.

CISA Known Exploited Vulnerability

Date Added
2025-09-04
Patch Due Date
2025-09-25
Ransomware Use
Unknown

Technical details

Published
2025-09-03

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.

Is CVE-2025-53690 actively exploited?

Yes. CVE-2025-53690 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2025-09-25.

What is the CVSS score for CVE-2025-53690?

CVE-2025-53690 has a CVSS v3 base score of 9 (CRITICAL severity).

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