CVE-2026-25647 – Lute has a Stored Cross-Site Scripting (XSS) via Markdown hyperlink

CVE ID : CVE-2026-25647

Published : Feb. 6, 2026, 7:03 p.m. | 15 minutes ago

Description : Lute is a structured Markdown engine supporting Go and JavaScript. Lute 1.7.6 and earlier (as used in SiYuan before) has a Stored Cross-Site Scripting (XSS) vulnerability in the Markdown rendering engine. An attacker can inject malicious JavaScript into a Markdown text/note. When another user clicks the rendered content, the script executes in the context of their session.

Severity: 0.0 | NA

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