CVE-2025-53690 (GCVE-0-2025-53690)
Vulnerability from cvelistv5 – Published: 2025-09-03 20:04 – Updated: 2026-02-26 17:49- CWE-502 - Deserialization of Untrusted Data
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Sitecore | Experience Manager (XM) |
Affected:
0 , ≤ 9.0
(semver)
|
guessed | |
| Sitecore | Experience Platform (XP) |
Affected:
0 , ≤ 9.0
(semver)
|
guessed |
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Timestamps
Scope
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-502 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Multiple Products |
| Due Date | 2025-09-25 |
| Date Added | 2025-09-04 |
| Vendorproject | Sitecore |
| Vulnerabilityname | Sitecore Multiple Products Deserialization of Untrusted Data Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
Exploited: Yes
Timestamps
Scope
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | Sitecore Products ViewState Deserialization Vulnerability |
| Vendor | Sitecore |
| Product | Experience Manager (XM), Experience Platform (XP) |
| Added Date | 2026-06-01T10:40:06.074Z |
| Cvss Score | 9.0 |
| Epss Score | 0.26308 |
| Cvss Severity | CRITICAL |
| Epss Percentile | 0.97743 |
| Used In Malware | unknown |
| Ahead Of Cisa Kev |
|
| Not Yet In Cisa Kev | False |
References
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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