AEGLIX vulnerability intelligence
CVE-2025-53690
CRITICAL · CVSS 9.0 · Analyzed
Published: 2025-09-03 · Updated: 2026-10-18 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 9.0 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-502
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Sitecore · Multiple Products
- Added to catalog
- 2025-09-04
- 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.
- CISA remediation due date
- 2025-09-25
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:sitecore:experience_commerce:*:*:*:*:*:*:*:*
Through (inclusive): 9.0
cpe:2.3:a:sitecore:experience_manager:*:*:*:*:*:*:*:*
Through (inclusive): 9.0
cpe:2.3:a:sitecore:experience_platform:*:*:*:*:*:*:*:*
Through (inclusive): 9.0
cpe:2.3:a:sitecore:managed_cloud:-:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://cloud.google.com/blog/topics/threat-intelligence/viewstate-deserialization-zero-day-vulnerability
Exploit · Third Party Advisory
- https://support.sitecore.com/kb?id=kb_article_view&sysparm_article=KB1003865
Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-53690
US Government Resource