What’s Vulnerable › Vulnerabilities

CVE-2013-4241

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-01-30 · updated 2026-06-16
• Weakness: CWE-79

Description

Multiple cross-site scripting (XSS) vulnerabilities in the HMS Testimonials plugin before 2.0.11 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) name, (2) image, (3) url, or (4) testimonial parameter to the Testimonial form (hms-testimonials-addnew page); (5) date_format parameter to the Settings - Default form (hms-testimonials-settings page); (6) name parameter in a Save action to the Settings - Custom Fields form (hms-testimonials-settings-fields page); or (7) name parameter in a Save action to the Settings - Template form (hms-testimonials-templates-new page).

Affected products

• HitMyServer HMS Testimonials: before 2.0.11 — fixed in 2.0.11

How to fix

Upgrade to a fixed version: HitMyServer HMS Testimonials 2.0.11. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2013/Aug/96
• http://seclists.org/fulldisclosure/2013/Aug/98
• http://seclists.org/oss-sec/2013/q3/345
• http://seclists.org/oss-sec/2013/q3/361
• https://wordpress.org/plugins/hms-testimonials/#developers
• http://seclists.org/fulldisclosure/2013/Aug/96
• http://seclists.org/fulldisclosure/2013/Aug/98
• http://seclists.org/oss-sec/2013/q3/345
• http://seclists.org/oss-sec/2013/q3/361
• https://wordpress.org/plugins/hms-testimonials/#developers

Get alerted when CVE-2013-4241 or the next vulnerability affects your stack