CVE-2021-24693 Information

Description

The Simple Download Monitor WordPress plugin before 3.9.5 does not escape the \File Thumbnail\ post meta before outputting it in some pages which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks. Given the that XSS is triggered even when the Download is in a review state contributor could make JavaScript code execute in a context of a reviewer such as admin and make them create a rogue admin account or install a malicious plugin

CVSS Vector

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

Reference

https://wpscan.com/vulnerability/4bb559b7-8dde-4c90-a9a6-d8dcfbea53a7

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.0