CVE-2025-49390 HIGH

CVE-2025-49390: WordPress Cookie Notice & Consent plugin <= 1.6.4 - Cross Site Scripting (XSS) vulnerability

Vendor Christophrado
Product Cookie Notice & Consent
Weakness CWE-79 · XSS
Published November 6, 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 christophrado Cookie Notice & Consent cookie-notice-consent allows Stored XSS.This issue affects Cookie Notice & Consent: from n/a through <= 1.6.4.

Explanation of Vulnerability in Simple Terms

02Summary

Cookie Notice & Consent versions 1.6.4 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in visitors' browsers when they interact with the cookie notice. The vulnerability requires user interaction and can affect other parts of the site due to scope change. Update to a version newer than 1.6.4.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers when they interact with the cookie notice.

Potential impact on your site

04Site Impact

Visitors' browsers can execute attacker-controlled code, potentially stealing data or redirecting users.

Conditions required to exploit

05Prerequisites

Visitor must interact with the cookie notice on an affected site; no authentication required.

Key dates

06Disclosure timeline

November 6, 2025 CVE published
April 28, 2026 Record updated