THREAT OPS › Threat News › Siemens Mendix Runtime
Siemens Mendix Runtime
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-209-02.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Mendix documentation for access rules does not adequately describe the special behavior of the System.User entity, leaving developers without sufficient guidance to configure access rules securely. This documentation gap may lead appl
MITRE ATT&CK techniques
- VulnerabilitiesT1588.006
Indicators of compromise
- CVE-2026-7891cve
- https://www.cve.org/CVERecord?id=CVE-2026-7891url
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Nurl
- https://www.siemens.com/cert/operational-guidelines-industrial-securityurl
- https://www.siemens.com/industrialsecurityurl
- https://www.siemens.com/cert/advisoriesurl
- https://www.siemens.com/productcert/terms-of-useurl
Original source: https://www.cisa.gov/news-events/ics-advisories/icsa-26-209-02
Same event, other sources
- Siemens Mendix Runtimecisa_ics · 2026-07-28