CVE-2026-5268 (GCVE-0-2026-5268)
Vulnerability from cvelistv5
Published
2026-07-06 15:25
Modified
2026-07-08 20:18
Severity ?
CWE
  • CWE-288 - Authentication bypass using an alternate path or channel
Summary
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 underlying filesystem. Successful exploitation could allow an attacker to read or modify system files.
References
Impacted products
Vendor Product Version
CIENA 6500 S-Series Version: R16.96 and prior
Create a notification for this product.
Show details on NVD website


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


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