d301 firmware vulnerabilities and fixes

Recent CVEs affecting d301 firmware, with upgrade or downgrade steps. 1 tracked.

Also searched as: d301firmware.

d301 firmware has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-01-21. Highest priority: CVE-2021-47802 (score 50/100).

• CVE-2021-47802 HIGH 7.5 MITIGATE MITIGATE Tenda D151 and D301 routers contain an unauthenticated configuration download vulnerability that allows remote

FAQ

How do I fix d301 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 d301 firmware being exploited right now?

None of the tracked d301 firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which d301 firmware CVE should I patch first?

CVE-2021-47802 currently ranks highest (50/100): Tenda D151 and D301 routers contain an unauthenticated configuration download vulnerability that allows remote.

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