CVE-2026-21411: high-severity vulnerability in Plat'Home Co.,Ltd. OpenBlocks IDM RX1 (FW5.0.x)
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.4%
Authentication bypass issue exists in OpenBlocks series versions prior to FW5.0.8, which may allow an attacker to bypass administrator authentication and change the password.
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
Plat'Home Co.,Ltd. · OpenBlocks IDM RX1 (FW5.0.x)Plat'Home Co.,Ltd. · OpenBlocks IoT DX1 (FW5.0.x)Plat'Home Co.,Ltd. · OpenBlocks IoT EX/BX models (FW5.0.x)Plat'Home Co.,Ltd. · OpenBlocks IoT FX1 (FW5.0.x)Plat'Home Co.,Ltd. · OpenBlocks IoT VX2 (FW5.0.x)Plat'Home Co.,Ltd. · OpenBlocks IX9 models with FW (FW5.0.x)