High severity8.8NVD Advisory· Published Jan 6, 2026· Updated Apr 15, 2026

CVE-2026-21411

Description

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.

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

jvn.jp/en/vu/JVNVU97172240/nvd
www.plathome.co.jp/support/software/fw5/dx1-v5-0-8/nvd

News mentions

No linked articles in our index yet.

cvss	0.572
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000