CVE-2025-26739: Themefunction Newseqo

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in themefunction newseqo allows Stored XSS.This issue affects newseqo: from n/a through 2.1.1.

Affected products

• Themefunction Newseqo: up to and including 2.1.1

Published 2025-03-26. Last modified 2026-06-17.