Coverage › CVE-2025-53690
CVE-2025-53690 Unmapped
Sitecore Multiple Products Deserialization of Untrusted Data Vulnerability
- Vendor / product
- Sitecore — Multiple Products
- Description (CISA)
- Sitecore Experience Manager (XM), Experience Platform (XP), Experience Commerce (XC), and Managed Cloud contain a deserialization of untrusted data vulnerability involving the use of default machine keys. This flaw allows attackers to exploit exposed ASP.NET machine keys to achieve remote code execution.
- Added to KEV
- 2025-09-04 — after the latest CTID mapping snapshot (2025-07-28)
- Due date
- 2025-09-25
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Known ransomware use
- Unknown
- CWE
- CWE-502
- CISA notes
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003865
https://nvd.nist.gov/vuln/detail/CVE-2025-53690 - Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2025-53690. This entry was added to KEV on 2025-09-04, after that snapshot; of the 283 entries added since, 0 have a mapping. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE (CWE-502) — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.