aterm wx1500hp firmware vulnerabilities and fixes

Recent CVEs affecting aterm wx1500hp firmware, with upgrade or downgrade steps. 1 tracked.

Also searched as: atermwx1500hpfirmware.

aterm wx1500hp firmware has 1 tracked vulnerability, 1 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-03-27. Highest priority: CVE-2026-4620 (score 55/100).

• CVE-2026-4620 CRITICAL 9.8 UPGRADE UPGRADE OS Command Injection vulnerability in NEC Platforms, Ltd

FAQ

How do I fix aterm wx1500hp 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 aterm wx1500hp firmware being exploited right now?

None of the tracked aterm wx1500hp firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which aterm wx1500hp firmware CVE should I patch first?

CVE-2026-4620 currently ranks highest (55/100): OS Command Injection vulnerability in NEC Platforms, Ltd.

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