CVE-2025-53690
Last modified
CVE-2025-53690 is a critical-severity vulnerability rated 9/10 on the CVSS scale. 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 has confirmed active exploitation in the wild. EPSS estimates a 26.31% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sitecore | Experience Commerce | <= 9.0 |
| Sitecore | Experience Manager | <= 9.0 |
| Sitecore | Experience Platform | <= 9.0 |
| Sitecore | Managed Cloud | All versions |
References
- https://cloud.google.com/blog/topics/threat-intelligence/viewstate-deserialization-zero-day-vulnerabilityExploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-53690US Government Resource
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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