CVE-2026-40541 [CRITICAL] – An improper neutralization of input during web page generation (‘Cross-site Scripting’) vu

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.