CVE-2023-52951

MEDIUM 5.9

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

A cleartext transmission of sensitive information vulnerability in Synology Note Station Client before 2.2.4-703 allows man-in-the-middle attackers to obtain user credential.

CWE	CWE-319
Vendor	synology
Product	synology note station client
Published	Jun 3, 2026
Last Updated	Jun 3, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

Synology / Synology Note Station Client

* < 2.2.4-703

References

NVD ↗ CVE.org ↗ EPSS Data ↗

synology.com: https://www.synology.com/en-global/releaseNote/NoteStationClient

Credits

Zhao Runzi (赵润梓)