DELMIA Apriso: Improper Authentication
CVE-2026-9695 is a critical-severity improper authentication vulnerability in DELMIA Apriso from Dassault Systèmes, with a CVSS 3.1 base score of 9.8 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected DELMIA Apriso versions: Release 2020 Golden through Release 2020 SP4; Release 2021 Golden through Release 2021 SP3; Release 2022 Golden through Release 2022 SP4, and others listed below. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.61% chance of exploitation within 30 days, which is low compared with other CVEs.
Critical severity: a successful attack would have severe impact.
What to do
- Check which version of DELMIA Apriso you run against the affected versions below, and install the vendor's latest release.
- Read the advisory on 3ds.com for workarounds and exact fixed builds.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Dassault Systèmes | DELMIA Apriso | Release 2020 Golden through Release 2020 SP4; Release 2021 Golden through Release 2021 SP3; Release 2022 Golden through Release 2022 SP4; Release 2023 Golden through Release 2023 SP3; Release 2024 Golden through Release 2024 SP2; Release 2025 Golden through Release 2025 SP1; Release 2026 Golden through Release 2026 SP1 | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- HighAll data handled by the component can be read.
- Integrity
- HighData or code can be modified at will.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. Scored by CNA (3ds.com).
Official description
An Improper Authentication vulnerability affecting DELMIA Apriso from Release 2020 through Release 2026 could allow an attacker to gain privileged access to the server.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How developers prevent this class of flaw
- Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: total).
- Record last changed materially (score, affected products, status or references).
References
Other vulnerabilities in DELMIA Apriso
- 9.1 Critical severity
- 8.0 High severity
- 9.0 Critical severity
- 8.5 High severity
- 9.0 Critical severity
- 7.5 High severity
Recent Improper Authentication vulnerabilities
- 7.4 High severity
- 8.2 High severity
BerriAI LiteLLM Improper Authentication Exploited
- 8.8 High severity
- 7.4 High severity
- 7.4 High severity
- 9.8 Critical severity
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