XSS in Tiny Tinymce
CVE-2024-21910
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (59.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/tinymce/tinymce/security/advisories/GHSA-r8hm-w5f7-wj39 (vendor-advisory, Third Party Advisory)
- github.com/jazzband/django-tinymce/issues/366 (issue-tracking, Third Party Advisory, Issue Tracking)
- github.com/jazzband/django-tinymce/releases/tag/3.4.0 (related, Release Notes)
- pypi.org/project/django-tinymce/3.4.0/ (related, Release Notes)
- github.com/advisories/GHSA-r8hm-w5f7-wj39 (vendor-advisory, Exploit, Third Party Advisory, third-party-advisory)
- vulncheck.com/advisories/vc-advisory-GHSA-r8hm-w5f7-wj39 (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2024-21910?
- CVE-2024-21910 is a medium-severity vulnerability in Tiny Tinymce, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-01-03.
- How severe is CVE-2024-21910?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2024-21910 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.