CVE-2025-53691
Last modified
CVE-2025-53691 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sitecore | Experience Commerce | >= 9.0, <= 10.4 |
| Sitecore | Experience Manager | >= 9.0, <= 10.4 |
| Sitecore | Experience Platform | >= 9.0, < 10.4 |
| Sitecore | Experience Platform | 10.4 |
| Sitecore | Managed Cloud | All versions |
References
- https://labs.watchtowr.com/cache-me-if-you-can-sitecore-experience-platform-cache-poisoning-to-rce/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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