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PatchSiren cyber security CVE debrief

CVE-2025-6205 Dassault Systèmes CVE debrief

CVE-2025-6205 is a missing-authorization vulnerability in Dassault Systèmes DELMIA Apriso that CISA added to its Known Exploited Vulnerabilities catalog on 2025-10-28. Because CISA classifies it as known exploited, defenders should treat it as an active risk rather than a theoretical issue. CISA’s guidance is to apply vendor mitigations, follow BOD 22-01 guidance for cloud services when applicable, or discontinue use of the product if mitigations are unavailable.

Vendor
Dassault Systèmes
Product
DELMIA Apriso
CVSS
CRITICAL 9.1
CISA KEV
Listed
Original CVE published
2025-10-28
Original CVE updated
2025-10-28
Advisory published
2025-10-28
Advisory updated
2025-10-28

Who should care

Any organization running Dassault Systèmes DELMIA Apriso should pay attention, especially security teams, platform administrators, and identity/access-control owners responsible for patching and mitigation rollout.

Technical summary

The published record describes a missing authorization flaw, which indicates insufficient access-control enforcement. In practical terms, flaws in this category can let requests or actions proceed without the intended authorization checks. The supplied corpus does not include deeper exploit mechanics, affected versions, or impact specifics, so the safest public summary is that access control is insufficient in DELMIA Apriso and the issue is being actively exploited according to CISA.

Defensive priority

Immediate / Critical: CISA lists the vulnerability in the KEV catalog, which elevates remediation priority ahead of routine patch cycles.

Recommended defensive actions

  • Review the vendor security advisory referenced by CISA for CVE-2025-6205 and apply any mitigations or fixes it provides.
  • Prioritize remediation before the CISA due date of 2025-11-18.
  • If the product is exposed in cloud services, follow applicable BOD 22-01 guidance.
  • If mitigations are unavailable, assess whether use of the product should be discontinued until a fix is available.
  • Validate access-control assumptions around DELMIA Apriso integrations, roles, and exposed administrative functions.

Evidence notes

The supplied source corpus identifies this CVE as a CISA Known Exploited Vulnerability. The KEV entry was published/modified on 2025-10-28 and includes a remediation due date of 2025-11-18. CISA’s notes reference the Dassault Systèmes security advisory at https://www.3ds.com/trust-center/security/security-advisories/cve-2025-6205 and the NVD record at https://nvd.nist.gov/vuln/detail/CVE-2025-6205. No CVSS score was supplied in the corpus.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-6205 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-6205

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-6205 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-6205

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.