NULL pointer dereference in Strongswan

CVE-2026-78126

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

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Strongswan

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

Frequently asked questions

What is CVE-2026-78126?: CVE-2026-78126 is a medium-severity vulnerability in Strongswan, classified under NULL Pointer Dereference. CVSS score: 5.9/10. Published 2026-09-11.
How severe is CVE-2026-78126?: Medium severity. CVSS v3 base score is 5.9 out of 10.