Is tinymce/tinymce 6.8 vulnerable?

Composer · 7 releases from 6.8.0 to 6.8.6 · latest tinymce/tinymce is 8.10.1 · checked 2 Nov 2026

Yes: 5 known advisories

Yes. tinymce/tinymce 6.8.6, the last 6.8 release, is affected by 5 known security advisories (4 high, 1 medium), including CVE-2026-47761, CVE-2026-47762, CVE-2026-47759. 3 more affect earlier 6.8.x releases. Upgrade to 7.9.3 or later to fix all of them.

Upgrade with:composer require tinymce/tinymce:^7.9.3

Is your project affected?

Private repo? Upload its lockfile instead, or connect GitHub to check every repo.

Advisories affecting tinymce/tinymce 6.8.6

  • HighCVE-2026-47761GHSA-vg35-5wq7-3x7w5 Jun 2026

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

    Affected
    <=5.10.9 · >=6.0.0 <7.9.3 · >=8.0.0 <8.5.1
    Fixed in
    7.9.3, 8.5.1
  • HighCVE-2026-47762GHSA-v98h-vmpc-fpqv5 Jun 2026

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

    Affected
    <=5.10.9 · >=6.0.0 <7.9.3 · >=8.0.0 <8.5.1
    Fixed in
    7.9.3, 8.5.1
  • HighCVE-2026-47759GHSA-q742-qvgc-gc2f5 Jun 2026

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

    Affected
    <=5.10.9 · >=6.0.0 <7.9.3 · >=8.0.0 <8.5.1
    Fixed in
    7.9.3, 8.5.1
  • HighCVE-2026-47760GHSA-mh5m-5hw4-5c695 Jun 2026

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

    Affected
    >=6.8.0 <7.1.0
    Fixed in
    7.1.0
  • MediumCVE-2024-29881GHSA-5359-pvf2-pw7826 Mar 2024

    TinyMCE Cross-Site Scripting (XSS) vulnerability in handling external SVG files through Object or Embed elements

    Affected
    <7.0.0
    Fixed in
    7.0.0

Fixed within 6.8.x, affecting earlier releases

  • MediumCVE-2024-38356GHSA-9hcv-j9pv-qmph19 Jun 2024

    TinyMCE Cross-Site Scripting (XSS) vulnerability using noneditable_regexp option

    Affected
    <5.11.0 · >=6.0.0 <6.8.4 · >=7.0.0 <7.2.0
    Fixed in
    5.11.0, 6.8.4, 7.2.0
  • MediumCVE-2024-38357GHSA-w9jx-4g6g-rp7x19 Jun 2024

    TinyMCE Cross-Site Scripting (XSS) vulnerability using noscript elements

    Affected
    <5.11.0 · >=6.0.0 <6.8.4 · >=7.0.0 <7.2.0
    Fixed in
    5.11.0, 6.8.4, 7.2.0
  • MediumCVE-2024-29203GHSA-438c-3975-5x3f26 Mar 2024

    TinyMCE Cross-Site Scripting (XSS) vulnerability in handling iframes

    Affected
    <6.8.1
    Fixed in
    6.8.1

Which of your client projects are still on tinymce/tinymce 6.8?

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Other tinymce/tinymce versions

Advisory data from OSV.dev (opens OSV.dev in a new tab), which includes the GitHub Advisory Database. Release list from the Composer registry. Refreshed daily.