What is GHSA-5wwj-g6wh-r9xg?

GHSA-5wwj-g6wh-r9xg is a security advisory published by GitHub Security Advisories with Medium severity. A missing authorization vulnerability in the SocketIo API in Synology DiskStation Manager (DSM)...

Which CVE IDs does GHSA-5wwj-g6wh-r9xg cover?

GHSA-5wwj-g6wh-r9xg covers the following CVE IDs: CVE-2026-81558. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5wwj-g6wh-r9xg?

GHSA-5wwj-g6wh-r9xg has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-5wwj-g6wh-r9xgMediumCVSS 4.3

A missing authorization vulnerability in the SocketIo API in Synology DiskStation Manager (DSM)...

Vendor

GitHub Security Advisories

Published

November 12, 2026

Last Modified

November 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-81558 →

📋 Description

A missing authorization vulnerability in the SocketIo API in Synology DiskStation Manager (DSM) before 7.3.2-86009-5 and 7.4.1-90080-1 allows remote authenticated users to write specific files.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-81558
https://www.synology.com/en-global/security/advisory/Synology_SA_26_18
https://github.com/advisories/GHSA-5wwj-g6wh-r9xg