Siemens RUGGEDCOM APE1808 Vulnerabilities Linked to Fortinet Flaws
Siemens has identified that the RUGGEDCOM APE1808 industrial gateway, when deployed with Fortinet NGFW, is affected by two vulnerabilities originally documented in Fortinet products. CVE-2026-23573 is a cross-site scripting flaw rated MEDIUM (CVSS 3.1: 6.1), and CVE-2026-59839 is a path traversal vulnerability also rated MEDIUM (CVSS 3.1: 5.5). Both vulnerabilities were reported to CISA by Siemens ProductCERT. Siemens recommends contacting customer support for detailed remediation information and advises following Fortinet's advisory for workarounds.
