CVE-2025-27127

No fix known EPSS <1%CVSS 4.3

A vulnerability has been identified in TIA Project-Server (All versions < V2.1.1), TIA Project-Server V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V18 (All versions), Totally Integrated Automation Portal (TIA Portal) V19 (All versions < V19 Update 4), Totally Integrated Automation Portal (TIA Portal) V20 (All versions < V20 Update 3). The affected application improperly handles uploaded projects in the document root. This could allow an attacker with contributor privileges to cause denial of service by uploading a malicious project.

Published 2025-07-08 · CVE record · OSV

Products: Siemens TIA Project-Server, Siemens TIA Project-Server V17, Siemens Totally Integrated Automation Portal (TIA Portal) V17, Siemens Totally Integrated Automation Portal (TIA Portal) V18, Siemens Totally Integrated Automation Portal (TIA Portal) V19, Siemens Totally Integrated Automation Portal (TIA Portal) V20