CVE-2025-25566

PoC —

CVSS 3.1

5.6 medium

EPSS

<1%p24

Published

Mar 12, 2025 (Mar 12, 2025)

Modified

Jun 17, 2026

Description

Memory Leak vulnerability in SoftEtherVPN 5.02.5187 allows an attacker to cause a denial of service via the UnixMemoryAlloc function. NOTE: the Supplier disputes this because the behavior is limited to a single allocation of a few hundred bytes with a command-line tool.

Vendors: softether
Products: vpn
Weakness: CWE-401
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

NVD CVE.org GitHub PoCs EPSS (0.3%)

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