CVE-2026-78134 PUBLISHED

Assigner: mitre
Reserved: 22.08.2026 Published: 11.09.2026 Updated: 11.09.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
CVSS Score: 7.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	strongSwan
Product	strongSwan
Versions	Default: unaffected affected from 4.5.0 to 6.1.0 (excl.)

References

https://github.com/strongswan/strongswan/releases/tag/6.1.0
https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78134).html

Problem Types

CWE-863 Incorrect Authorization CWE