# CVE-2025-53690: Sitecore Products ViewState Deserialization Vulnerability

> CVE-2025-53690: Sitecore Products ViewState Deserialization Vulnerability. CVSS 9.0 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2025-53690
Last updated: 2026-10-18T21:10:00Z

- Published: 2025-09-03 20:04 UTC · Updated: 2026-10-18 21:10 UTC · Assigner: Wiz
- CVSS: 9.0 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- EPSS: 60.6%, 99th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-09-04, federal due date 2025-09-25, ransomware use: Unknown
- CWE: CWE-502

## 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 required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- Sitecore: Experience Manager (XM)
- Sitecore: Experience Platform (XP)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-53690)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-53690)
- [https://cloud.google.com/blog/topics/threat-intelligence/viewstate-deserialization-zero-day-vulnerability](https://cloud.google.com/blog/topics/threat-intelligence/viewstate-deserialization-zero-day-vulnerability)
- [https://support.sitecore.com/kb?id=kb\_article\_view&sysparm\_article=KB1003865](https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003865)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-53690 · Markdown: https://rewindex.com/cve/CVE-2025-53690.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-53690 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:10:23.658Z