CVE-2025-26589 HIGH

CVE-2025-26589: WordPress IE CSS3 Support Plugin <= 2.0.1 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Cristopher Dino
Product IE CSS3 Support
Weakness CWE-79 · XSS
Published March 3, 2025
Last update April 28, 2026

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Cristopher Dino IE CSS3 Support ie-css3-support allows Reflected XSS.This issue affects IE CSS3 Support: from n/a through <= 2.0.1.

Explanation of Vulnerability in Simple Terms

02Summary

IE CSS3 Support versions 2.0.1 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in a victim's browser when they visit a page using the affected component. The vulnerability requires user interaction and can affect other users or the site itself depending on context.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a victim's browser.

Potential impact on your site

04Site Impact

Attackers can steal user sessions, deface pages, or redirect visitors to malicious sites.

Conditions required to exploit

05Prerequisites

Victim must visit a page containing the malicious payload; no authentication required.

Key dates

06Disclosure timeline

March 3, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE