CVE-2021-24243 Information

Description

An AJAX action registered by the WPBakery Page Builder (Visual Composer) Clipboard WordPress plugin before 4.5.6 did not have capability checks nor sanitization allowing low privilege users (subscriber+) to call it and set XSS payloads which will be triggered in all backend pages.

CVSS Vector

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

Reference

https://wpscan.com/vulnerability/3bc0733a-b949-40c9-a5fb-f56814fc4af3 https://codecanyon.net/item/visual-composer-clipboard/8897711

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

5.4