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Product · CIENA

CPL

1 known vulnerabilities.

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  • Critical 9.1
    CVE-2026-5268

    SFTP Server Authentication Weakness

    An authentication bypass vulnerability exists in the default SFTP server component utilized across the Ciena products listed. This vulnerability allows a remote, unauthenticated attacker to bypass security controls and gain unauthorized access to the underlyi…

    CIENA 6500 T-Series CPL 6500 S-Series