GCVE-110-NCSC-2026-109

Advisory PublishedCVSS 8.1/10

Vulnetix · Advisory published April 10, 2026

A vulnerability in Synology SSL VPN Client before version 1.4.5-0684 allows remote attackers to access or manipulate user PINs due to insecure plaintext password storage, risking unauthorized VPN configuration and traffic interception.

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Weaknesses (CWE)

CWE-256Plaintext Storage of a PasswordCWE-552Files or Directories Accessible to External Parties

Risk Scores

CVSS 3.1

8.1/10

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

Affected Products

Vendor	Product	Versions	Platforms
Synology	vers:unknown/*	—	—

Aliases

CVE-2021-47960 CVE-2021-47961

References

advisory

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