CVE-2026-1591

MEDIUM EPSS 9.4%

Published Feb 3, 20264mo ago · Modified Jun 17, 20261w ago

5.4 CVSS 3.1

Medium

Published Feb 3, 2026 4mo ago

Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score

5.4

Exploitability

2.3

Impact

2.7

Vector string

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction Required

Scope Changed

Confidentiality Low

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

9.4% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

Vendor	Product	Version	Range
foxit	pdf_editor_cloud	*	<2026-02-03

References 1

foxit.com https://www.foxit.com/support/security-bulletins.html

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.