CVE-2025-66523 describes a cross-site scripting (XSS) vulnerability affecting na1.foxitesign.foxit.com before January 16, 2026, where URL parameters are unsafely embedded into JavaScript or HTML. This allows attackers to inject arbitrary scripts if an authenticated user clicks a specially crafted link. Rated Medium severity (CVSS 6.1), it requires user interaction and could lead to limited confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2026-01-16CPE matchmatch criteria | cpe:2.3:a:foxit:esign:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.