calix vulnerabilities

Recent CVEs affecting calix products. 1 tracked.

calix has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2025-09-09. Highest priority: CVE-2025-7635 (score 39/100).

• CVE-2025-7635 HIGH 7.7 DOWNGRADE Unauthenticated Telnet access vulnerability in Calix GigaCenter ONT allows root access.This issue affects Giga

FAQ

How do I fix calix 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 calix being exploited right now?

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

Which calix CVE should I patch first?

CVE-2025-7635 currently ranks highest (39/100): Unauthenticated Telnet access vulnerability in Calix GigaCenter ONT allows root access.This issue affects Giga.

Products

• calix gigacenter ont

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