CVE-2026-78134

HIGH CVSS 3.1: 7.1 EPSS 0.32%
Updated Sep 14, 2026
Strongswan
Parameter Value
CVSS 7.1 (HIGH)
Affected Versions 4.5.0 — 6.1.0
Fixed In 6.1.0
Type CWE-863 (Incorrect Authorization)
Vendor Strongswan
Public PoC No

strongSwan 4.5.0 through 6.0.7 has Incorrect Access Control in the eap-ttls and eap-peap plugins because there can be a missing or mismatched inner EAP identity.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
Low
Partial disruption

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Strongswan Strongswan
cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*
4.5.0 6.1.0