Taiwan CERT warns of three vulnerabilities in WeiQiao Information SSO and electronic directory system, including critical unauthenticated LFI (CVE-2026-3826)
TWCERT/CC disclosed three vulnerabilities affecting WeiQiao Information’s “Single Sign-On and Electronic Directory Service System” (單一簽入暨電子目錄服務系統). Two medium-severity issues are open redirect (CVE-2026-3824) and reflected XSS (CVE-2026-3825), both described as exploitable by authenticated remote attackers via user interaction. A critical issue, CVE-2026-3826 (CVSS 9.8), is a local file inclusion flaw described as exploitable by an unauthenticated remote attacker and could enable server-side arbitrary code execution. TWCERT/CC recommends upgrading to IFTOP_P4_181 or later; versions before IFTOP_P4_181 are affected. Read more