KEV Entry

CVE-2025-53690

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2025-53690

2026-06-01 12:40 CEST

Timestamps

2026-06-01

2026-06-01

Scope

Sitecore Products ViewState Deserialization Vulnerability | Affected: Sitecore / Experience Manager (XM), Experience Platform (XP) | CVSS: 9.0 (CRITICAL) | EPSS: 0.51094 | Used in malware: unknown | Listed 1 day ahead of CISA KEV | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2025-53690', 'url': 'https://www.cve.org/CVERecord?id=CVE-2025-53690'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2025-53690'}

ea33efba-4d7e-453a-a4f6-7546f4f6a6d6

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-10-02 09:10 CEST

2026-10-02 09:10 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2026-06-01T10:40:06.074Z",
  "ahead_of_cisa_kev": {
    "count": 1,
    "unit": "day"
  },
  "cve_id": "CVE-2025-53690",
  "cvss_estimated": false,
  "cvss_score": 9.0,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.989,
  "epss_score": 0.51094,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "Experience Manager (XM), Experience Platform (XP)",
  "title": "Sitecore Products ViewState Deserialization Vulnerability",
  "used_in_malware": "unknown",
  "vendor": "Sitecore",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2025-53690"
}
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