CVE-2026-84992

md-editor-v3 is a Markdown editor for Vue 3 developed in JSX and TypeScript. Prior to 6.5.4, MdPreview's useMarkdownIt highlight callback in packages/MdEditor/layouts/Content/composition/useMarkdownIt.ts inserts a fenced-code language value into class and language HTML attributes without escaping...

PT-2026-95554

Name of the Vulnerable Software and Affected Versions md-editor-v3 versions prior to 6.5.4 Description MdPreview fails to escape or consistently quote the fenced-code language value when inserting it into class and language HTML attributes within the useMarkdownIt highlight callback. Because the...