dx5401-b0 firmware vulnerabilities and fixes

Recent CVEs affecting dx5401-b0 firmware, with upgrade or downgrade steps. 1 tracked.

Also searched as: dx5401 b0 firmware, dx5401-b0firmware.

dx5401-b0 firmware has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-04-28. Highest priority: CVE-2026-0711 (score 38/100).

• CVE-2026-0711 MEDIUM 6.8 MITIGATE MITIGATE A post-authentication command injection vulnerability in the EasyMesh-related APIs of Zyxel DX3300-T0 firmware

FAQ

How do I fix dx5401-b0 firmware vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is dx5401-b0 firmware being exploited right now?

None of the tracked dx5401-b0 firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which dx5401-b0 firmware CVE should I patch first?

CVE-2026-0711 currently ranks highest (38/100): A post-authentication command injection vulnerability in the EasyMesh-related APIs of Zyxel DX3300-T0 firmware.

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