Vulnerability Details CVE-2026-1591
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 11.1%
CVSS Severity
CVSS v3 Score 6.3
Products affected by CVE-2026-1591
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cpe:2.3:a:foxit:pdf_editor_cloud:*