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CVE-2026-20996

HIGH CVSS 4.0: 7.1 EPSS 0.14%
Updated Mar 16, 2026
Use
Parameter Value
CVSS 7.1 (HIGH)
Affected Versions before 3.7.69.15
Vendor Use
Public PoC No

Use of a broken or risky cryptographic algorithm in Smart Switch prior to version 3.7.69.15 allows remote attackers to configure a downgraded scheme for authentication.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
Passive
Minimal interaction

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0