Is CVE-2026-105294 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-105294?

CVE-2026-105294 has a CVSS v3 severity of HIGH (7.4).

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CVE-2026-105294

Description

Legcord 1.1.0 through 1.3.0 contains a configuration injection vulnerability that allows script in the Discord page to write any config key via the window.legcord settings.setConfig bridge. Attackers exploiting a Discord XSS can set additionalArguments to persistently add --proxy-server and --ignore-certificate-errors switches, routing all client traffic through an interception proxy.