CVE-2026-1904 MEDIUM

CVE-2026-1904: Simple Wp colorfull Accordion <= 1.0 - Authenticated (Contributor+) Cross-Site Scripting via 'title' Shortcode Attribute

Vendor Nayon46
Product Simple Wp colorfull Accordion
Weakness CWE-79 · XSS
Published February 14, 2026
Last update April 8, 2026

CVSS base score

6.4/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

The Simple Wp colorfull Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'title' parameter in the 'accordion' shortcode in all versions up to, and including, 1.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Explanation of Vulnerability in Simple Terms

02Summary

Simple WP Colorful Accordion versions 1.0 and earlier contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts into accordion content that execute in the browsers of other site visitors. The vulnerability affects the scope beyond the vulnerable component, potentially compromising site security and user data.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in other users' browsers when they view accordion content.

Potential impact on your site

04Site Impact

Visitors and admins viewing pages with the accordion may have their sessions hijacked, credentials stolen, or be redirected to malicious sites.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege WordPress account (e.g., contributor or editor role).

Key dates

06Disclosure timeline

February 14, 2026 CVE published
April 8, 2026 Record updated