What is GHSA-wc93-h4m4-584v?

GHSA-wc93-h4m4-584v is a security advisory published by GitHub Security Advisories with High severity. libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision...

Which CVE IDs does GHSA-wc93-h4m4-584v cover?

GHSA-wc93-h4m4-584v covers the following CVE IDs: CVE-2026-78133. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wc93-h4m4-584v?

GHSA-wc93-h4m4-584v has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-wc93-h4m4-584vHighCVSS 7.5

libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision...

Vendor

GitHub Security Advisories

Published

September 11, 2026

Last Modified

September 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-78133 →

📋 Description

libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-78133
https://github.com/strongswan/strongswan/releases/tag/6.1.0
https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78133).html
https://github.com/advisories/GHSA-wc93-h4m4-584v