qam8255p firmware vulnerabilities and fixes

Recent CVEs affecting qam8255p firmware, with upgrade or downgrade steps. 1 tracked.

qam8255p firmware has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-08-04. Highest priority: CVE-2026-21366 (score 28/100).

• CVE-2026-21366 HIGH 7.8 MITIGATE MITIGATE Memory corruption while processing a packet with a size close to the maximum allowed value.

FAQ

How do I fix qam8255p 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 qam8255p firmware being exploited right now?

None of the tracked qam8255p firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which qam8255p firmware CVE should I patch first?

CVE-2026-21366 currently ranks highest (28/100): Memory corruption while processing a packet with a size close to the maximum allowed value..

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