PT-2026-45929 · Synology · Note Station Client

Zhao Runzi · CVE-2023-52951 · Published 2026-06-03 · Updated 2026-06-03

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Synology Note Station Client versions prior to 2.2.4-703

Description A cleartext transmission of sensitive information occurs, which allows man-in-the-middle attackers to obtain user credentials. Man-in-the-middle is a type of attack where a malicious actor intercepts communication between two parties to steal or manipulate data.

Recommendations Update to version 2.2.4-703 or later.

Fix

Cleartext Transmission of Sensitive Information

Weakness Enumeration

CWE-319

Related Identifiers

CVE-2023-52951

Affected Products

Note Station Client

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2023-52951 · Security Note
• https://synology.com/en-global/releaseNote/NoteStationClient · Vendor Advisory
• https://t.me/CVEtracker/55710 · Telegram Post