Dassault Systèmes DELMIA Apriso Deserialization of Untrusted Data Vulnerability (CVE-2025-5086)
Severity: critical · Patch status: unknown · Since 2025-09-11 · CVE-2025-5086
Dassault Systèmes DELMIA Apriso contains a deserialization of untrusted data vulnerability that could lead to a remote code execution. CISA added CVE-2025-5086 to its Known Exploited Vulnerabilities catalog on Sep 11, 2025, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Oct 2, 2025 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch