Memory Management Vulnerability in strongSwan Product by strongSwan
CVE-2026-78124

3.7LOW

Key Information:

Vendor

Strongswan

Status
Strongswan
Vendor
CVE Published:
11 September 2026

What is CVE-2026-78124?

The openssl plugin in strongSwan versions 5.0.2 to 6.0.7 showcases a vulnerability allowing PKCS#7 certificate enumeration, resulting in memory not being released after its effective lifetime. This flaw can lead to resource leaks and potential degradation of system performance, raising concerns for users relying on strongSwan for secure communications.

Affected Version(s)

strongSwan 5.0.2 < 6.1.0

References

https://github.com/strongswan/strongswan/releases/tag/6.1.0
https://www.strongswan.org/blog/2026/09/07/strongswan-vul...

CVSS V3.1

Score:
3.7
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.