WordPress Core < 6.0.2 - Stored Cross-Site Scripting via Plugin Deactivation and Deletion Errors

2022-08-30 00:00
Khalilov Moe

Strategic Overview

Status
Patched in 3.7.39
Affected CoreWordPress 6.0
Affected Version3.6.1 – 6.0.1 · 25 branches
CVSS4.4Medium
CVEN/A
View all WordPress 6.0 vulnerabilities

Vulnerability Overview

WordPress Core, in versions up to 6.0.2, is vulnerable to Stored Cross-Site Scripting that can be exploited when malicious content is injected into plugin code that triggers when an error occurs during plugin de-activation or during deletion. This requires an attacker have access to the modify the error message that is displayed either in the plugin's code or via a request parameter, in most cases it is likely to be the latter.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.39, 3.8.39, 3.9.37, 4.0.36, 4.1.36, 4.2.33, 4.3.29, 4.4.28, 4.5.27, 4.6.24, 4.7.24, 4.8.20, 4.9.21, 5.0.17, 5.1.14, 5.2.16, 5.3.13, 5.4.11, 5.5.10, 5.6.9, 5.7.7, 5.8.5, 5.9.4, 6.0.2 --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C