What’s Vulnerable › Vulnerabilities

CVE-2026-78126

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-11 · updated 2026-09-14
• Weakness: CWE-476

Description

strongSwan 4.1.10 through 6.0.7 allows a NULL pointer dereference in the eap-aka plugin.

Affected products

• strongSwan: from 4.1.10 before 6.1.0 — fixed in 6.1.0

How to fix

Upgrade to a fixed version: strongSwan 6.1.0. Check the vendor advisory for mitigations.

References

• https://github.com/strongswan/strongswan/releases/tag/6.1.0
• https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78126).html

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