qv840c firmware vulnerabilities and fixes

Recent CVEs affecting qv840c firmware, with upgrade or downgrade steps. 1 tracked.

Also searched as: qv840cfirmware.

qv840c firmware has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 0. Most recent: 2025-06-08. Highest priority: CVE-2025-3461 (score 53/100).

• CVE-2025-3461 CRITICAL 9.1 MITIGATE MITIGATE The Quantenna Wi-Fi chips ship with an unauthenticated telnet interface by default

FAQ

How do I fix qv840c 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 qv840c firmware being exploited right now?

None of the tracked qv840c firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which qv840c firmware CVE should I patch first?

CVE-2025-3461 currently ranks highest (53/100): The Quantenna Wi-Fi chips ship with an unauthenticated telnet interface by default.

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