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CVE-2026-11756: Deserialization of Untrusted Data vulnerability affecting Station Launcher App in 3DEXPERIENCE platform from Release 3DEXPERIENCE R2023x through Release 3DEXPERIENCE R2026x

• Severity: critical (CVSS 10.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-28 · updated 2026-10-24
• Weakness: CWE-502

Description

A Deserialization of Untrusted Data vulnerability affecting Station Launcher App in 3DEXPERIENCE platform from Release 3DEXPERIENCE R2023x through Release 3DEXPERIENCE R2026x could lead to an unauthenticated remote code execution.

Affected products

• Dassault Systèmes Station Launcher App in 3DEXPERIENCE platform: from Release 3DEXPERIENCE R2023x Golden through Release 3DEXPERIENCE R2023x.FP.CFA.2613; from Release 3DEXPERIENCE R2024x Golden through Release 3DEXPERIENCE R2024x.FP.CFA.2615; from Release 3DEXPERIENCE R2025x Golden through Release 3DEXPERIENCE R2025x.FP.CFA.2628; from Release 3DEXPERIENCE R2026x Golden through Release 3DEXPERIENCE R2026x.FP.CFA.2624

References

• https://www.3ds.com/trust-center/security/security-advisories/cve-2026-11756

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