XSS in Tiny Tinymce
CVE-2020-17480
TinyMCE before 4.9.7 and 5.x before 5.1.4 allows XSS in the core parser, the paste plugin, and the visualchars plugin by using the clipboard or APIs to insert content into the editor.
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: 0.012 (68.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/tinymce/tinymce/security/advisories/GHSA-27gm-ghr9-4v95 (Exploit, Third Party Advisory, Release Notes)
- www.tiny.cloud/docs/release-notes/release-notes514/ (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-17480?
- CVE-2020-17480 is a medium-severity vulnerability in Tiny Tinymce, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-08-10.
- How severe is CVE-2020-17480?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-17480 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.