CISA Advisory Highlights Critical Session Management Flaws in Weintek cMT3092X HMI Used in Global Manufacturing
CISA advisory ICSA-26-204-03 discloses four vulnerabilities in Weintek cMT3092X HMI firmware, including two critical flaws allowing privilege escalation via cookie and token manipulation, plaintext password storage, and improper user management. All affect firmware versions prior to 20210218 and EasyWeb versions prior to v2.1.20. Weintek has released a patch-only update (cmt_typeB_20260316_007.patch) upgrading EasyWeb to 2.3.17-typeb. No public exploitation has been reported to CISA as of the advisory date. The vulnerabilities collectively undermine authentication and authorization in HMI systems deployed in critical manufacturing environments worldwide. Read more