qca2066 firmware vulnerabilities and fixes

Recent CVEs affecting qca2066 firmware, with upgrade or downgrade steps. 1 tracked.

Also searched as: qca2066firmware.

qca2066 firmware has 1 tracked vulnerability, 0 critical and 1 exploited in the wild (CISA KEV). A fixed release or vendor patch exists for 1. Most recent: 2025-06-03. Highest priority: CVE-2025-27038 (score 68/100).

• CVE-2025-27038 HIGH 7.5 EXPLOITED MITIGATE MITIGATE Qualcomm Multiple Chipsets Use-After-Free Vulnerability

FAQ

How do I fix qca2066 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 qca2066 firmware being exploited right now?

Yes: 1 qca2066 firmware CVE is on the CISA Known Exploited Vulnerabilities list, so patch it first.

Which qca2066 firmware CVE should I patch first?

CVE-2025-27038 currently ranks highest (68/100): Qualcomm Multiple Chipsets Use-After-Free Vulnerability.

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