CVE-2026-78130

HIGH CVSS 3.1: 7.5 EPSS 0.32%
Updated Sep 15, 2026
Strongswan
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions 4.2.0 — 6.1.0
Fixed In 6.1.0
Type CWE-476 (NULL Pointer Dereference)
Vendor Strongswan
Public PoC No

strongSwan 4.2.0 through 6.0.7 has a NULL pointer dereference in the x509 plugin's attribute certificate parser.

Attack Parameters

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

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Strongswan Strongswan
cpe:2.3:a:strongswan:strongswan:*:*:*:*:*:*:*:*
4.2.0 6.1.0