Description
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.
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.
Published:
2026-07-06
Score:
n/a
EPSS:
n/a
KEV:
No
Impact:
n/a
Action:
n/a
Analysis
No analysis available yet.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| CIENA | 6500 S-Series | affected |
|
||||||
| CIENA | 6500 T-Series | affected |
|
||||||
| CIENA | PTS | affected |
|
||||||
| CIENA | CPL | affected |
|
No data.
No data.
No data available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
No advisories yet.
References
| Link | Providers |
|---|---|
| https://www.ciena.com/product-security |
|
History
Mon, 06 Jul 2026 15:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | SFTP Server Authentication Weakness | |
| Weaknesses | CWE-288 | |
| References |
|
Subscriptions
No data.
MITRE
Status: PUBLISHED
Assigner: Ciena
Published:
Updated: 2026-07-06T15:25:56.938Z
Reserved: 2026-03-31T19:44:32.296Z
Link: CVE-2026-5268
Vulnrichment
No data.
NVD
No data.
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
-
CWE-288
Authentication Bypass Using an Alternate Path or Channel