CVE-2025-25566

5.6 mediumEPSS 0.3%

Medium (5.6) in softether vpn. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.6 medium

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-401
Published: 2025-03-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

softether:vpn

References

https://filecenter.softether-upload.com/d/250715_001_79538/CVE-2025-25566.pdf
https://lzydry.github.io/CVE-2025-25566/

Check your stack JSON