CVE-2021-36851

WordPress Testimonial Slider plugin <= 3.5.8.3 - Cross-Site Scripting (XSS) vulnerability

Published Apr 4, 2022 CVSS 3.1 · 4.1 Medium EPSS < 1% KEV · Not listed
Description
Authenticated (editor or higher user role) Cross-Site Scripting (XSS) vulnerability in Web-Settler Testimonial Slider – Free Testimonials Slider Plugin (WordPress plugin) via parameters mpsp_posts_bg_color, mpsp_posts_description_color, mpsp_slide_nav_button_color.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2021-23427 Authenticated (editor or higher user role) Cross-Site Scripting (XSS) vulnerability in Web-Settler Testimonial Slider – Free Testimonials Slider Plugin (WordPress plugin) via parameters mpsp_posts_bg_color, mpsp_posts_description_color, mpsp_slide_nav_button_color.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:07 PM
Reserved
Jul 19, 2021, 12:00 AM
Status
Modified
Published
Apr 4, 2022, 8:15 PM
Modified
Jun 17, 2026, 3:59 AM