CVE-2021-39307
MEDIUM 6.1EPSS 1.1%
PDFTron's WebViewer UI 8.0 or below renders dangerous URLs as hyperlinks in supported documents, including JavaScript URLs, allowing the execution of arbitrary JavaScript code.
- CVSS v3.1 NVD
- 6.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS v2.0 NVD
- 4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N - EPSS
- 1.12% chance of exploitation in the next 30 days, 66th percentile
- Published
- 2021-09-15
- Updated
- 2024-08-04
Proof-of-concept exploits (1)
Security advisories
- https://www.pdftron.com/webviewer
- https://research.nccgroup.com/2021/09/14/technical-advisory-pdftron-javascript-urls-allow…