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tinymce

14 known vulnerabilities.

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  • High 8.5

    TinyMCE Cross-Site Scripting (XSS) vulnerability using media plugin `data-mce-object` serialization

    TinyMCE is an open source rich text editor. From 7.9.3 until 7.9.4 and from 8.5.1 until 8.9.3, the media plugin creates elements crafted through data-mce-object in the active document before sanitization. Those elements can execute malicious scripts during pr…

  • High 8.7

    TinyMCE Cross-Site Scripting (XSS) vulnerability through `mce:protected` comments

    TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability via forged mce:protected comments. Allows attackers to bypass sanitization and inject scripts that execute when content is restored. Impacts use…

  • High 8.7
    CVE-2026-47761 Public exploit

    TinyMCE Cross-Site Scripting (XSS) vulnerability using media plugin `data-mce-object` injection

    TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability in the media plugin. Attackers can inject malicious scripts via crafted data-mce-* attributes, which are executed when content is rendered. Impa…

  • High 8.7

    TinyMCE Cross-Site Scripting (XSS) vulnerability using through data-mce- prefixed src, href, style attributes

    TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability via unsanitized data-mce-* attributes (data-mce-href, data-mce-src, data-mce-style). Allows attackers to inject malicious values that override s…

  • High 8.7

    TinyMCE Cross-Site Scripting (XSS) vulnerability using sanitization bypass through nested SVGs

    TinyMCE is an open source rich text editor. From 6.8.0 to before 7.1.0, TinyMCE contains an XSS vulnerability caused by improper SVG namespace scope handling in the sanitizer. A crafted payload using nested elements can bypass attribute sanitization and execu…