CVE-2026-105784

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.13, selecting a note containing a jsoncanvas fence causes the whiteboard text and file-node components in...

CVE-2026-105784

The open-source note-taking application Joplin is vulnerable to CSS injection in versions prior to 3.7.13 . The root cause is the improper handling of jsoncanvas fences, where the TextNode.tsx and FileNode.tsx components render card content using the full Markdown renderer and insert the resultin...

CVE-2026-105784 Joplin whiteboard card rendering allows CSS injection into application chrome

Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.13, selecting a note containing a jsoncanvas fence causes the whiteboard text and file-node components in...