TinyMCE Cross-Site Scripting (XSS) vulnerability in handling external SVG files through Object or Embed elements
Published Mar 26, 2024
6.1
MEDIUMCVSS 3.1
EPSS 0.71%
Description
TinyMCE is an open source rich text editor. A cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content loading and content inserting code. A SVG image could be loaded though an `object` or `embed` element and that image could potentially contain a XSS payload. This vulnerability is fixed in 6.8.1 and 7.0.0.
Affected products
-
- Version < 7.0.0StatusaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
tinymce/tinymce
Packagist
Introduced 0 Fixed 7.0.0tinymce
npm
Introduced 0 Fixed 7.0.0TinyMCE
NuGet
Introduced 0 Fixed 7.0.0
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Packagist | tinymce/tinymce | 0 | 7.0.0 |
| npm | tinymce | 0 | 7.0.0 |
| NuGet | TinyMCE | 0 | 7.0.0 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
1 other source (GHSA) ▾
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Aug 2, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2024–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (25 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.71% (0.00713) | 51.90th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.72% (0.00722) | 48.98th | v5 (v2026.06.15) |
| Apr 14, 2026 | 5.14% (0.05137) | 89.87th | v4 (v2025.03.14) |
| Mar 4, 2026 | 3.99% (0.03986) | 88.19th | v4 (v2025.03.14) |
| Mar 1, 2026 | 1.98% (0.01980) | 83.39th | v4 (v2025.03.14) |
| Feb 4, 2026 | 3.99% (0.03986) | 88.12th | v4 (v2025.03.14) |
| Feb 1, 2026 | 1.98% (0.01980) | 83.27th | v4 (v2025.03.14) |
| Jan 4, 2026 | 3.99% (0.03986) | 88.05th | v4 (v2025.03.14) |
| Jan 1, 2026 | 1.98% (0.01980) | 83.22th | v4 (v2025.03.14) |
| Dec 4, 2025 | 3.99% (0.03986) | 87.98th | v4 (v2025.03.14) |
| Dec 1, 2025 | 1.98% (0.01980) | 83.09th | v4 (v2025.03.14) |
| Nov 21, 2025 | 3.99% (0.03986) | 87.92th | v4 (v2025.03.14) |
| Nov 18, 2025 | 0.98% (0.00976) | 74.76th | v4 (v2025.03.14) |
| Nov 16, 2025 | 3.99% (0.03986) | 87.91th | v4 (v2025.03.14) |
| Nov 4, 2025 | 2.51% (0.02514) | 84.86th | v4 (v2025.03.14) |
| Nov 1, 2025 | 1.25% (0.01249) | 78.76th | v4 (v2025.03.14) |
| Oct 26, 2025 | 2.51% (0.02514) | 84.82th | v4 (v2025.03.14) |
| Oct 4, 2025 | 3.99% (0.03986) | 87.92th | v4 (v2025.03.14) |
| Oct 1, 2025 | 1.98% (0.01980) | 82.97th | v4 (v2025.03.14) |
| Sep 30, 2025 | 3.99% (0.03986) | 87.96th | v4 (v2025.03.14) |
| Sep 5, 2025 | 2.51% (0.02514) | 84.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.41% (0.00412) | 59.34th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 17.70th | v3 (v2023.03.01) |
| May 31, 2024 | 0.04% (0.00045) | 15.14th | v3 (v2023.03.01) |
| Mar 27, 2024 | 0.04% (0.00045) | 13.12th | v3 (v2023.03.01) |
References (6)
- https://github.com/advisories/GHSA-5359-pvf2-pw78 Advisory
- https://github.com/tinymce/tinymce/commit/bcdea2ad14e3c2cea40743fb48c63bba067ae6d1 x_refsource_MISCPatch
- https://github.com/tinymce/tinymce/security/advisories/GHSA-5359-pvf2-pw78 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2024-29881
- https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-converted-to-more-restrictive-alternatives-namely-img-for-image-mime-types-video-for-video-mime-types-audio-audio-mime-types-or-iframe-for-other-or-unspecified-mime-types x_refsource_MISCRelease Notes
- https://www.tiny.cloud/docs/tinymce/7/7.0-release-notes/#convert_unsafe_embeds-editor-option-is-now-defaulted-to-true x_refsource_MISCRelease Notes
Change history (0)
No recorded changes yet.