Efm - Iptime A3004t - CRITICAL - CVE-2026-19977. A vulnerability has been identified in the EFM ipTIME A3004T router, specifically within the httpcon_check_session_url function associated with session validation. This flaw enables improper authentication, which could allow attackers to exploit the system remotely. The vulnerability has been made public, and attempts to notify the vendor regarding this issue went unacknowledged. Users are advised to take precautionary measures to secure their devices against potential exploitation. BADGES: 👾 EXPLOITED | 🟡 PoC | SecurityVulnerability.io