CVE-2026-3424 MEDIUM

CVE-2026-3424: kk Star Ratings <= 5.4.10.3 - Unauthenticated Arbitrary Shortcode Execution via 'payload' Parameter

Vendor Properfraction
Product kk Star Ratings – Rate Post & Collect User Feedbacks
Weakness CWE-94 · Code injection
Published August 22, 2026
Last update August 26, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

The The kk Star Ratings – Rate Post & Collect User Feedbacks plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.4.10.3. This is due to the software allowing users to execute an action that does not properly validate the 'payload' value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

Explanation of Vulnerability in Simple Terms

02Summary

The kk Star Ratings plugin for WordPress contains a code injection vulnerability in versions up to 5.4.10.3. An attacker can inject and execute arbitrary code through the plugin without authentication. This allows modification of site content or behavior. Update to a version newer than 5.4.10.3 to resolve the issue.

What an attacker can do

03Attacker Capabilities

Inject and execute arbitrary code to modify site content or functionality.

Potential impact on your site

04Site Impact

Attackers can alter site content, inject malicious scripts, or compromise site integrity without your knowledge.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

August 22, 2026 CVE published
August 26, 2026 Record updated

Related vulnerabilities

08Related CVE