CRITICALCVSS v3.1 9.0Actively exploited · CISA KEV since 2025-09-04Vulnerability
CVE-2025-53690
Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud contain a deserialization of untrusted data vulnerability involving the use of default machine keys. This flaw allows attackers to exploit exposed ASP.NET machine keys to achieve remote code execution.
Properties
- Euvd product
- Experience Platform (XP), Experience Manager (XM)
- Vulnerability name
- Sitecore Multiple Products Deserialization of Untrusted Data Vulnerability
- First seen
- 2026-02-26T17:49:44+00:00
- Cvss score
- 9
- Epss score
- 0.60601
- Last seen
- 2026-10-19T12:00:27+00:00
- Due date
- 2025-09-25
- Euvd assigner
- Wiz
- Retrieved at
- 2026-10-21T01:24:48+00:00
- Exploited euvd since
- 2025-09-04T00:00:00+00:00
- Src batch id
- epss_history-20261020T103617Z-728ddd
- Source url
- https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
- Date added
- 2025-09-04
- Score
- 9
- Euvd base score version
- 3.1
- Fetched at
- 2026-10-20T10:36:20+00:00
- Euvd vendor
- Sitecore
- Cvss vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- In Signal since
- initial import (Sep 2026)
- Euvd base score
- 9
Related Entities (7)
AFFECTS_PRODUCT (4)
DESCRIBES (1)
HAS_WEAKNESS (1)
INVOLVES (1)
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