Public vulnerability disclosure
CVE-2024-21910
Cross-site scripting vulnerability in TinyMCE plugins
publishedCWE-79
TinyMCE versions before 5.10.0 are affected by a cross-site scripting vulnerability. A remote and unauthenticated attacker could introduce crafted image or link URLs that would result in the execution of arbitrary JavaScript in an editing user's browser.
Technical severity6.1 mediumCVSS 3.1 · ADP: CISA-ADP
Published2024-01-03Source updated 2026-11-08
Collected2026-11-083 attributed sources
Fixes and workarounds
Fix
tinymce (npm): OSV reports a fixed version 5.10.0. Check the advisory for supported release branches.
Source: OSV GHSA-r8hm-w5f7-wj39Fix
tinymce/tinymce (Packagist): OSV reports a fixed version 5.10.0. Check the advisory for supported release branches.
Source: OSV GHSA-r8hm-w5f7-wj39Fix
TinyMCE (NuGet): OSV reports a fixed version 5.10.0. Check the advisory for supported release branches.
Source: OSV GHSA-r8hm-w5f7-wj39Fix
django-tinymce (PyPI): OSV reports a fixed version 3.4.0. Check the advisory for supported release branches.
Source: OSV GHSA-r8hm-w5f7-wj39Affected products and versions
| Product | Versions | Authority |
|---|---|---|
TinyMCE
nuget |
≥ 0; < 5.10.0 (affected, semver 2.0.0)
Other versions: unaffected |
CNA: VulnCheck |
tinymcetinymce
npm |
≥ 0; < 5.10.0 (affected, semver); OSV events: introduced 0; fixed 5.10.0Source events (semver)Other versions: unaffected |
OSV GHSA-r8hm-w5f7-wj39 |
tinymce/tinymcetinymce/tinymce
Packagist |
4.0.0 (affected, Packagist) 4.0.1 (affected, Packagist) 4.0.10 (affected, Packagist) 4.0.11 (affected, Packagist) 4.0.12 (affected, Packagist) 4.0.13 (affected, Packagist) 4.0.14 (affected, Packagist) 4.0.15 (affected, Packagist) 4.0.16 (affected, Packagist) 4.0.17 (affected, Packagist) 4.0.18 (affected, Packagist) 4.0.19 (affected, Packagist) 4.0.2 (affected, Packagist) 4.0.20 (affected, Packagist) 4.0.21 (affected, Packagist) 4.0.22 (affected, Packagist) 4.0.23 (affected, Packagist) 4.0.24 (affected, Packagist) 4.0.25 (affected, Packagist) 4.0.26 (affected, Packagist) 4.0.27 (affected, Packagist) 4.0.28 (affected, Packagist) 4.0.3 (affected, Packagist) 4.0.4 (affected, Packagist) 4.0.5 (affected, Packagist) 4.0.6 (affected, Packagist) 4.0.7 (affected, Packagist) 4.0.8 (affected, Packagist) 4.0.9 (affected, Packagist) 4.1.0 (affected, Packagist) 4.1.1 (affected, Packagist) 4.1.10 (affected, Packagist) 4.1.2 (affected, Packagist) 4.1.3 (affected, Packagist) 4.1.4 (affected, Packagist) 4.1.5 (affected, Packagist) 4.1.6 (affected, Packagist) 4.1.7 (affected, Packagist) 4.1.8 (affected, Packagist) 4.1.9 (affected, Packagist) 4.2.0 (affected, Packagist) 4.2.1 (affected, Packagist) 4.2.2 (affected, Packagist) 4.2.3 (affected, Packagist) 4.2.4 (affected, Packagist) 4.2.5 (affected, Packagist) 4.2.6 (affected, Packagist) 4.2.7 (affected, Packagist) 4.2.8 (affected, Packagist) 4.3.0 (affected, Packagist) 4.3.1 (affected, Packagist) 4.3.10 (affected, Packagist) 4.3.11 (affected, Packagist) 4.3.12 (affected, Packagist) 4.3.13 (affected, Packagist) 4.3.2 (affected, Packagist) 4.3.3 (affected, Packagist) 4.3.4 (affected, Packagist) 4.3.6 (affected, Packagist) 4.3.7 (affected, Packagist) 4.3.8 (affected, Packagist) 4.3.9 (affected, Packagist) 4.4.0 (affected, Packagist) 4.4.1 (affected, Packagist) 4.4.2 (affected, Packagist) 4.4.3 (affected, Packagist) 4.5.0 (affected, Packagist) 4.5.1 (affected, Packagist) 4.5.12 (affected, Packagist) 4.5.2 (affected, Packagist) 4.5.3 (affected, Packagist) 4.5.4 (affected, Packagist) 4.5.5 (affected, Packagist) 4.5.6 (affected, Packagist) 4.5.7 (affected, Packagist) 4.5.8 (affected, Packagist) 4.5.9 (affected, Packagist) 4.6.0 (affected, Packagist) 4.6.1 (affected, Packagist) 4.6.2 (affected, Packagist) 4.6.3 (affected, Packagist) 4.6.4 (affected, Packagist) 4.6.5 (affected, Packagist) 4.6.6 (affected, Packagist) 4.6.7 (affected, Packagist) 4.7.0 (affected, Packagist) 4.7.1 (affected, Packagist) 4.7.10 (affected, Packagist) 4.7.11 (affected, Packagist) 4.7.12 (affected, Packagist) 4.7.13 (affected, Packagist) 4.7.2 (affected, Packagist) 4.7.3 (affected, Packagist) 4.7.4 (affected, Packagist) 4.7.5 (affected, Packagist) 4.7.6 (affected, Packagist) 4.7.7 (affected, Packagist) 4.7.8 (affected, Packagist) 4.7.9 (affected, Packagist) 4.8.0 (affected, Packagist) 4.8.1 (affected, Packagist) 4.8.2 (affected, Packagist) 4.8.3 (affected, Packagist) 4.8.4 (affected, Packagist) 4.8.5 (affected, Packagist) 4.9.0 (affected, Packagist) 4.9.1 (affected, Packagist) 4.9.10 (affected, Packagist) 4.9.11 (affected, Packagist) 4.9.2 (affected, Packagist) 4.9.3 (affected, Packagist) 4.9.4 (affected, Packagist) 4.9.5 (affected, Packagist) 4.9.6 (affected, Packagist) 4.9.7 (affected, Packagist) 4.9.8 (affected, Packagist) 4.9.9 (affected, Packagist) 5.0.0 (affected, Packagist) 5.0.1 (affected, Packagist) 5.0.10 (affected, Packagist) 5.0.11 (affected, Packagist) 5.0.12 (affected, Packagist) 5.0.13 (affected, Packagist) 5.0.14 (affected, Packagist) 5.0.15 (affected, Packagist) 5.0.16 (affected, Packagist) 5.0.2 (affected, Packagist) 5.0.3 (affected, Packagist) 5.0.4 (affected, Packagist) 5.0.5 (affected, Packagist) 5.0.6 (affected, Packagist) 5.0.7 (affected, Packagist) 5.0.8 (affected, Packagist) 5.0.9 (affected, Packagist) 5.1.0 (affected, Packagist) 5.1.1 (affected, Packagist) 5.1.2 (affected, Packagist) 5.1.3 (affected, Packagist) 5.1.4 (affected, Packagist) 5.1.5 (affected, Packagist) 5.1.6 (affected, Packagist) 5.2.0 (affected, Packagist) 5.2.1 (affected, Packagist) 5.2.2 (affected, Packagist) 5.3.0 (affected, Packagist) 5.3.1 (affected, Packagist) 5.3.2 (affected, Packagist) 5.4.0 (affected, Packagist) 5.4.1 (affected, Packagist) 5.4.2 (affected, Packagist) 5.5.0 (affected, Packagist) 5.5.1 (affected, Packagist) 5.6.0 (affected, Packagist) 5.6.1 (affected, Packagist) 5.6.2 (affected, Packagist) 5.7.0 (affected, Packagist) 5.7.1 (affected, Packagist) 5.8.0 (affected, Packagist) 5.8.1 (affected, Packagist) 5.8.2 (affected, Packagist) 5.9.0 (affected, Packagist) 5.9.1 (affected, Packagist) 5.9.2 (affected, Packagist) Ecosystem version events: introduced 0; fixed 5.10.0 Source events (ECOSYSTEM)Other versions: unaffected |
OSV GHSA-r8hm-w5f7-wj39 |
TinyMCETinyMCE
NuGet |
3.4.3.2 (affected, NuGet) 3.4.4 (affected, NuGet) 3.4.5 (affected, NuGet) 3.4.7 (affected, NuGet) 3.5.0 (affected, NuGet) 3.5.0.1 (affected, NuGet) 3.5.1 (affected, NuGet) 3.5.1.1 (affected, NuGet) 3.5.2 (affected, NuGet) 3.5.3 (affected, NuGet) 3.5.4 (affected, NuGet) 3.5.4.1 (affected, NuGet) 3.5.5 (affected, NuGet) 3.5.6 (affected, NuGet) 3.5.7 (affected, NuGet) 3.5.8 (affected, NuGet) 4.0.0 (affected, NuGet) 4.0.1 (affected, NuGet) 4.0.10 (affected, NuGet) 4.0.11 (affected, NuGet) 4.0.13 (affected, NuGet) 4.0.14 (affected, NuGet) 4.0.15 (affected, NuGet) 4.0.16 (affected, NuGet) 4.0.17 (affected, NuGet) 4.0.18 (affected, NuGet) 4.0.19 (affected, NuGet) 4.0.2 (affected, NuGet) 4.0.20 (affected, NuGet) 4.0.21 (affected, NuGet) 4.0.22 (affected, NuGet) 4.0.23 (affected, NuGet) 4.0.24 (affected, NuGet) 4.0.25 (affected, NuGet) 4.0.26 (affected, NuGet) 4.0.27 (affected, NuGet) 4.0.28 (affected, NuGet) 4.0.4 (affected, NuGet) 4.0.5 (affected, NuGet) 4.0.6 (affected, NuGet) 4.0.8 (affected, NuGet) 4.0.9 (affected, NuGet) 4.1.0 (affected, NuGet) 4.1.1 (affected, NuGet) 4.1.10 (affected, NuGet) 4.1.2 (affected, NuGet) 4.1.3 (affected, NuGet) 4.1.4 (affected, NuGet) 4.1.5 (affected, NuGet) 4.1.6 (affected, NuGet) 4.1.7 (affected, NuGet) 4.1.8 (affected, NuGet) 4.1.9 (affected, NuGet) 4.2.0 (affected, NuGet) 4.2.1 (affected, NuGet) 4.2.2 (affected, NuGet) 4.2.3 (affected, NuGet) 4.2.4 (affected, NuGet) 4.2.5 (affected, NuGet) 4.2.6 (affected, NuGet) 4.2.7 (affected, NuGet) 4.2.8 (affected, NuGet) 4.3.0 (affected, NuGet) 4.3.1 (affected, NuGet) 4.3.10 (affected, NuGet) 4.3.11 (affected, NuGet) 4.3.12 (affected, NuGet) 4.3.13 (affected, NuGet) 4.3.2 (affected, NuGet) 4.3.3 (affected, NuGet) 4.3.4 (affected, NuGet) 4.3.6 (affected, NuGet) 4.3.7 (affected, NuGet) 4.3.8 (affected, NuGet) 4.3.9 (affected, NuGet) 4.4.0 (affected, NuGet) 4.4.1 (affected, NuGet) 4.4.2 (affected, NuGet) 4.4.3 (affected, NuGet) 4.5.0 (affected, NuGet) 4.5.1 (affected, NuGet) 4.5.2 (affected, NuGet) 4.5.3 (affected, NuGet) 4.5.4 (affected, NuGet) 4.5.5 (affected, NuGet) 4.5.6 (affected, NuGet) 4.5.7 (affected, NuGet) 4.5.8 (affected, NuGet) 4.6.0 (affected, NuGet) 4.6.1 (affected, NuGet) 4.6.2 (affected, NuGet) 4.6.3 (affected, NuGet) 4.6.4 (affected, NuGet) 4.6.5 (affected, NuGet) 4.6.6 (affected, NuGet) 4.6.7 (affected, NuGet) 4.7.0 (affected, NuGet) 4.7.10 (affected, NuGet) 4.7.11 (affected, NuGet) 4.7.12 (affected, NuGet) 4.7.13 (affected, NuGet) 4.7.3 (affected, NuGet) 4.7.4 (affected, NuGet) 4.7.5 (affected, NuGet) 4.7.6 (affected, NuGet) 4.7.7 (affected, NuGet) 4.7.8 (affected, NuGet) 4.7.9 (affected, NuGet) 4.8.0 (affected, NuGet) 4.8.1 (affected, NuGet) 4.8.2 (affected, NuGet) 4.8.3 (affected, NuGet) 4.8.4 (affected, NuGet) 4.8.5 (affected, NuGet) 4.9.0 (affected, NuGet) 4.9.1 (affected, NuGet) 4.9.10 (affected, NuGet) 4.9.11 (affected, NuGet) 4.9.2 (affected, NuGet) 4.9.3 (affected, NuGet) 4.9.4 (affected, NuGet) 4.9.5 (affected, NuGet) 4.9.6 (affected, NuGet) 4.9.7 (affected, NuGet) 4.9.8 (affected, NuGet) 4.9.9 (affected, NuGet) 5.0.0 (affected, NuGet) 5.0.1 (affected, NuGet) 5.0.10 (affected, NuGet) 5.0.11 (affected, NuGet) 5.0.12 (affected, NuGet) 5.0.13 (affected, NuGet) 5.0.14 (affected, NuGet) 5.0.15 (affected, NuGet) 5.0.16 (affected, NuGet) 5.0.2 (affected, NuGet) 5.0.3 (affected, NuGet) 5.0.4 (affected, NuGet) 5.0.5 (affected, NuGet) 5.0.6 (affected, NuGet) 5.0.7 (affected, NuGet) 5.0.8 (affected, NuGet) 5.0.9 (affected, NuGet) 5.1.0 (affected, NuGet) 5.1.1 (affected, NuGet) 5.1.2 (affected, NuGet) 5.1.3 (affected, NuGet) 5.1.4 (affected, NuGet) 5.1.5 (affected, NuGet) 5.1.6 (affected, NuGet) 5.2.0 (affected, NuGet) 5.2.1 (affected, NuGet) 5.2.2 (affected, NuGet) 5.3.0 (affected, NuGet) 5.3.1 (affected, NuGet) 5.3.2 (affected, NuGet) 5.4.0 (affected, NuGet) 5.4.1 (affected, NuGet) 5.4.2 (affected, NuGet) 5.5.0 (affected, NuGet) 5.5.1 (affected, NuGet) 5.6.0 (affected, NuGet) 5.6.1 (affected, NuGet) 5.6.2 (affected, NuGet) 5.7.0 (affected, NuGet) 5.7.1 (affected, NuGet) 5.8.0 (affected, NuGet) 5.8.1 (affected, NuGet) 5.8.2 (affected, NuGet) 5.9.0 (affected, NuGet) 5.9.1 (affected, NuGet) 5.9.2 (affected, NuGet) Ecosystem version events: introduced 0; fixed 5.10.0 Source events (ECOSYSTEM)Other versions: unaffected |
OSV GHSA-r8hm-w5f7-wj39 |
django-tinymcedjango-tinymce
PyPI |
1.0 (affected, PyPI) 1.1 (affected, PyPI) 1.2 (affected, PyPI) 1.3 (affected, PyPI) 1.4 (affected, PyPI) 1.4.1 (affected, PyPI) 1.5 (affected, PyPI) 1.5.1 (affected, PyPI) 1.5.1.dev100 (affected, PyPI) 1.5.1.dev101 (affected, PyPI) 1.5.1a1 (affected, PyPI) 1.5.1a2 (affected, PyPI) 1.5.1a3 (affected, PyPI) 1.5.1b1 (affected, PyPI) 1.5.1b2 (affected, PyPI) 1.5.1b3 (affected, PyPI) 1.5.1b4 (affected, PyPI) 1.5.2 (affected, PyPI) 1.5.3 (affected, PyPI) 1.5.4 (affected, PyPI) 2.0.0 (affected, PyPI) 2.0.1 (affected, PyPI) 2.0.2 (affected, PyPI) 2.0.3 (affected, PyPI) 2.0.4 (affected, PyPI) 2.0.5 (affected, PyPI) 2.0.6 (affected, PyPI) 2.0.7 (affected, PyPI) 2.1.0 (affected, PyPI) 2.2.0 (affected, PyPI) 2.3.0 (affected, PyPI) 2.4.0 (affected, PyPI) 2.5.0 (affected, PyPI) 2.6.0 (affected, PyPI) 2.6.1 (affected, PyPI) 2.7.0 (affected, PyPI) 2.7.1 (affected, PyPI) 2.8.0 (affected, PyPI) 2.9.0 (affected, PyPI) 3.0.1 (affected, PyPI) 3.0.2 (affected, PyPI) 3.1.0 (affected, PyPI) 3.2.0 (affected, PyPI) 3.3.0 (affected, PyPI) Ecosystem version events: introduced 0; fixed 3.4.0 Source events (ECOSYSTEM)Other versions: unaffected |
OSV GHSA-r8hm-w5f7-wj39 |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 6.1 medium |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | ADP: CISA-ADP |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://github.com/tinymce/tinymce/security/advisories/GHSA-r8hm-w5f7-wj39CNA: VulnCheck · vendor-advisory
- https://github.com/jazzband/django-tinymce/issues/366CNA: VulnCheck · issue-tracking
- https://github.com/jazzband/django-tinymce/releases/tag/3.4.0CNA: VulnCheck · related, release-notes
- https://pypi.org/project/django-tinymce/3.4.0/CNA: VulnCheck · related
- https://github.com/advisories/GHSA-r8hm-w5f7-wj39CNA: VulnCheck · vendor-advisory
- https://vulncheck.com/advisories/vc-advisory-GHSA-r8hm-w5f7-wj39CNA: VulnCheck · third-party-advisory
- https://github.com/tinymce/tinymce/security/advisories/GHSA-r8hm-w5f7-wj39ADP: CVE · vendor-advisory, x_transferred
- https://github.com/jazzband/django-tinymce/issues/366ADP: CVE · issue-tracking, x_transferred
- https://github.com/jazzband/django-tinymce/releases/tag/3.4.0ADP: CVE · related, x_transferred
- https://pypi.org/project/django-tinymce/3.4.0/ADP: CVE · related, x_transferred
- https://github.com/advisories/GHSA-r8hm-w5f7-wj39ADP: CVE · third-party-advisory, x_transferred
- https://vulncheck.com/advisories/vc-advisory-GHSA-r8hm-w5f7-wj39ADP: CVE · third-party-advisory, x_transferred
- https://github.com/advisories/GHSA-r8hm-w5f7-wj39OSV / GitHub Security Advisories · advisory
- https://osv.dev/vulnerability/GHSA-r8hm-w5f7-wj39OSV / GitHub Security Advisories · osv
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