CVE-2026-40534

MEDIUMCVSS 5.4

Description

An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Video API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote authenticated users to read or write limited files when the player is launched.

Timeline

Published:September 18th, 2026 9:16 AM

Last modified:September 18th, 2026 7:07 PM

CVSS Scoring

CVSS v3: 5.4 (MEDIUM)

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

Weaknesses (CWE)

CWE-79

References & Reports

Advisories, patches, and third-party reports

https://www.synology.com/en-global/security/advisory/Synology_SA_26_06

Source: NIST NVD · Data may lag official sources by up to one minute