CVE-2023-6811 HIGH

CVE-2023-6811: Language Translate Widget for WordPress – ConveyThis <= 223 - Unauthenticated Stored Cross-Site Scripting via api_key

Vendor Conveythis
Product Translate WordPress Websites Globally with ConveyThis Translate
Weakness CWE-79 · XSS
Published April 11, 2024
Last update April 8, 2026

CVSS base score

7.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

The Language Translate Widget for WordPress – ConveyThis plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'api_key’ parameter in all versions up to, and including, 223 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Explanation of Vulnerability in Simple Terms

02Summary

The ConveyThis Translate plugin for WordPress versions 223 and earlier contains a stored cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in the browsers of site visitors and administrators. The vulnerability affects the plugin's core functionality and can impact all users of the site. Update to a version newer than 223 immediately.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers, stealing cookies, session tokens, or performing actions on their behalf.

Potential impact on your site

04Site Impact

Visitors and admins may have their sessions hijacked, credentials stolen, or be redirected to malicious sites without their knowledge.

Conditions required to exploit

05Prerequisites

No authentication or user interaction required. The attacker can inject the payload through the plugin's input handling.

Key dates

06Disclosure timeline

April 11, 2024 CVE published
April 8, 2026 Record updated

Related vulnerabilities

08Related CVE