Vulnerability Intelligence Report
Sitecore Experience Remote Code Execution through Insecure Deserialization
CVE-2025-53691
Deserialization of Untrusted Data vulnerability in Sitecore Experience Manager (XM), Sitecore Experience Platform (XP) allows Remote Code Execution (RCE).This issue affects Experience Manager (XM): from 9.0 through 9.3, from 10.0 through 10.4; Experience Platform (XP): from 9.0 through 9.3, from 10.0 through 10.4.
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:1.44%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-502 ↗CWE-502 Deserialization of Untrusted Data
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Sitecore | Experience Manager (XM) | 9.0 <= 9.3 (affected), 10.0 <= 10.4 (affected) |
| Sitecore | Experience Platform (XP) | 9.0 <= 9.3 (affected), 10.0 <= 10.4 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.441%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Wiz, Inc. · Vendor · USA |
| Reserved | 2025-07-08T14:21:02 |
| Published | 2025-09-03T12:36:59 |
| Patch Date | 2025-09-03 |
| Last Updated | 2025-09-03T13:49:39 |
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