Description
Foxit PDF Editor Cloud (pdfonline) contains a stored cross-site scripting vulnerability in the file upload feature. A malicious username is embedded into the upload file list without proper escaping, allowing arbitrary JavaScript execution when the list is displayed.
This issue affects pdfonline.foxit.com: before 2026‑02‑03.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Foxit Software | pdfonline.foxit.com | before 2026‑02‑03 | — |
Advisories 2
- WID-SEC-2026-0934 Foxit PDF Editor und Reader: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 6, 2026
- WID-SEC-2026-0285 Foxit PDF Editor Cloud: Mehrere Schwachstellen ermöglichen Cross-Site Scripting BSI CERT-Bund (WID) · Feb 3, 2026