CVE-2026-39312

ALTO 7.5CVE-2026-39312 · Published 07/04/2026 · updated 17/06/2026

En resumen

CVE-2026-39312 es una vulnerabilidad ALTO (CVSS 7.5) que afecta a softethervpn (softether).
Probabilidad de explotación en los próximos 30 días (EPSS): 0.45%, mayor que el 39.2% de las vulnerabilidades.
Aún no hay una versión corregida: sigue el aviso del fabricante en Referencias.

Package	Affected versions	Patched versions
softethervpn softether	`≤ 5.2.5188`	No fix yet

Description

SoftEtherVPN is a an open-source cross-platform multi-protocol VPN Program. In 5.2.5188 and earlier, a pre-authentication denial-of-service vulnerability exists in SoftEther VPN Developer Edition 5.2.5188 (and likely earlier versions of Developer Edition). An unauthenticated remote attacker can crash the vpnserver process by sending a single malformed EAP-TLS packet over raw L2TP (UDP/1701), terminating all active VPN sessions.

References

SoftEtherVPN/SoftEtherVPN security advisory · Exploit

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