PT-2025-52429 · Foxit · Foxit Esign

Novee + 1 · Published 2025-12-19 · Updated 2025-12-19 · CVE-2025-66501

Positive Technologies (AI Summary)

CVSS v3.1

6.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N

Name of the Vulnerable Software and Affected Versions Foxit eSign (affected versions not specified)

Description A stored cross-site scripting (XSS) issue exists in the Predefined Text feature of the Foxit eSign section within pdfonline.foxit.com. A malicious payload can be stored through the Identity “First Name” field. The injected script is rendered into the Document Object Model (DOM) without sufficient sanitization, potentially leading to script execution when predefined text is utilized or when document properties are viewed.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-66501

Affected Products

Foxit Esign

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-66501 · Security Note
• https://foxit.com/support/security-bulletins.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-66501 · Vendor Advisory
• https://t.me/CVEtracker/40255 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2001977070784536831 · Twitter Post
• https://t.me/cveNotify/146302 · Telegram Post
• https://twitter.com/CVEnew/status/2002099173483770282 · Twitter Post