Ciena 6500 S-series

1 CVEs affecting Ciena 6500 S-series. Latest disclosed: 2026-07-06. Critical: 1, High: 0.

Top CVEs affecting Ciena 6500 S-series
CVESeverityScorePublishedSummary
CVE-2026-5268Critical9.12026-07-06An authentication bypass vulnerability exists in the default SFTP server component utilized across the Ciena products listed. This vulnerability allows a remot…