Unrated severityCISA KEVNVD Advisory· Published Sep 3, 2025· Updated Feb 26, 2026

Sitecore Products ViewState Deserialization Vulnerability

CVE-2025-53690

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.

Affected products

Sitecore/Experience Manager (XM)v5
Range: 0
Sitecore/Experience Platform (XP)v5
Range: 0

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

cloud.google.com/blog/topics/threat-intelligence/viewstate-deserialization-zero-day-vulnerabilitymitre
support.sitecore.com/kbmitre

News mentions

No linked articles in our index yet.

cvss	0.000
epss	0.005
exploit	0.000
kev	0.120
patch	0.000
ransomware	0.000