CVE-2025-53691 – Sitecore Experience Manager (XM) & Experience Platform (XP) Deserialization RCE Vulnerability

The following table lists the changes that have been made to the
CVE-2025-53691 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by 9947ef80-c5d5-474a-bbab-97341a59000e

    Sep. 03, 2025

    Action Type Old Value New Value
    Added Description Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Remote Code Execution (RCE).This issue affects Experience Manager (XM): from 9.0 through 9.3, from 10.0 through 10.4; Experience Platform (XP): from 9.0 through 9.3, from 10.0 through 10.4.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-502
    Added Reference https://labs.watchtowr.com/cache-me-if-you-can-sitecore-experience-platform-cache-poisoning-to-rce/
    Added Reference https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003667
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