CVE-2026-40530

HIGHCVSS 8.0

Description

An improper neutralization of CRLF sequences ('CRLF injection') vulnerability in User 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 arbitrary files and conduct denial-of-service attacks after the system is rebooted.

Timeline

Published:September 18th, 2026 9:16 AM

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

CVSS Scoring

CVSS v3: 8.0 (HIGH)

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

Weaknesses (CWE)

CWE-93

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