CVE-2015-4557: Nextendweb Nextend Twitter Connect

Medium severity, CVSS 6.1. EPSS: 1.9% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the new_Twitter_sign_button function in nextend-Twitter-connect.php in the Nextend Twitter Connect plugin before 1.5.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via the redirect_to parameter. NOTE: this may overlap CVE-2015-4413.

Affected products

• Nextendweb Nextend Twitter Connect: before 1.5.2 (fixed in 1.5.2)

Published 2018-04-12. Last modified 2026-06-17.