Skip to content
Every CVE
Browse
Docs
Sources
Guide
Search
/
Get
API key
Every CVE
Vendors
Ciena
6500 T-series
Ciena 6500 T-series vulnerabilities
Any severity
Critical
High or worse
Medium or worse
Low or worse
Any EPSS
EPSS 10% or more
EPSS 50% or more
EPSS 90% or more
Known exploited
In KEV
Public exploit
Fix available
Apply
ciena
6500 s-series
,
6500 t-series
,
cpl
+1 more
+3 more
SFTP Server Authentication Weakness
CVE-2026-5268
9.1
Critical
July 6, 2026
esc
Pages
All vulnerabilities
Browse
Docs
Sources
Guide
Get API key
Move
Enter
Open