6.3Medium
CVE-2026-1591Stored XSS via Attachments Feature in https://pdfonline.foxit.com/
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.
Weakness (CWE):
CWE-79
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| foxit | pdf editor cloud | < 2026-02-03 | |
| Foxit Software Inc. | pdfonline.foxit.com | before 2026‑02‑03 |
References and patches
- https://www.foxit.com/support/security-bulletins.html Vendor Advisory
CPE matches (NVD) (1)
cpe:2.3:a:foxit:pdf_editor_cloud:*:*:*:*:*:*:*:*< 2026-02-03