CVE-2023-50879 MEDIUM

CVE-2023-50879: WordPress WordPress.com Editing Toolkit Plugin <= 3.78784 is vulnerable to Cross Site Scripting (XSS)

Vendor Automattic
Product WordPress.com Editing Toolkit
Weakness CWE-79 · XSS
Published December 29, 2023
Last update April 28, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/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 Automattic WordPress.Com Editing Toolkit allows Stored XSS.This issue affects WordPress.Com Editing Toolkit: from n/a through 3.78784.

Explanation of Vulnerability in Simple Terms

02Summary

The WordPress.com Editing Toolkit plugin through version 3.78784 contains a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, including administrators. The vulnerability requires user interaction to trigger. Affected sites should update to a version newer than 3.78784.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view affected content.

Potential impact on your site

04Site Impact

Attackers with contributor or subscriber access can compromise admin accounts and steal sensitive data via injected scripts.

Conditions required to exploit

05Prerequisites

Attacker needs a low-privilege WordPress account and must trick a user into viewing the malicious content.

Key dates

06Disclosure timeline

December 29, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE