SEPTEMBER 14, 2026
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Case File

CVE-2026-78135

MEDIUM · CVSS 5.6 EPSS 0.34% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-11 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

The libcharon component in strongSwan versions 5.9.7 to 6.0.7 is vulnerable due to improper handling of CREATE_CHILD_SA requests within the IKEv2 state machine, leading to potential authentication bypass. This vulnerability could allow unauthorized access to sensitive network resources, making it critical for organizations using affected versions of strongSwan to prioritize remediation. Network administrators and security teams should assess their implementations to mitigate the risk associated with this flaw.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-78135
Severity
MEDIUM
CVSS
5.6
EPSS
0.34%

Original NVD Description

libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.