What is GHSA-gjqh-xg93-f8cw?

GHSA-gjqh-xg93-f8cw is a security advisory published by GitHub Security Advisories with Critical severity. An improper neutralization of input during web page generation ('Cross-site Scripting')...

Which CVE IDs does GHSA-gjqh-xg93-f8cw cover?

GHSA-gjqh-xg93-f8cw covers the following CVE IDs: CVE-2026-40541. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-gjqh-xg93-f8cw?

GHSA-gjqh-xg93-f8cw has a CVSS v3 base score of 9.0, published by GitHub Security Advisories.

GHSA-gjqh-xg93-f8cwCriticalCVSS 9.0

An improper neutralization of input during web page generation ('Cross-site Scripting')...

Vendor

GitHub Security Advisories

Published

August 28, 2026

Last Modified

August 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-40541 →

📋 Description

An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write arbitrary files and conduct denial-of-service attacks in DSM.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-40541
https://www.synology.com/en-global/security/advisory/Synology_SA_26_10
https://github.com/advisories/GHSA-gjqh-xg93-f8cw