CVE-2025-66521

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

A stored cross-site scripting (XSS) vulnerability exists in pdfonline.foxit.com within the Trusted Certificates feature. A crafted payload can be injected as the certificate name, which is later rendered into the DOM without proper sanitization. As a result, the injected script executes each time the Trusted Certificates view is loaded.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Dec 19, 2025
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2025-66521: Medium severity, CVSS 5.4 | Vulnix