Vulnerability Analysis
Sitecore Products ViewState Deserialization Vulnerability
CVE-2025-53690
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 KEV
CVSS Base Score
9.0
CRITICAL
Exploitability:2.3
Impact Score:6.1
Temporal Score:-
EPSS:26.31%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2025-09-04
Ransomware Use
Unknown
KEV Due Date
2025-09-25
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
26.308%
EPSS Percentile
97.7th pct
GHSA ID
GitHub Severity
CRITICAL
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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