CVE-2021-43721

Published: Mar 28, 2022Modified: Jun 17, 2026

6.1

Vector

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

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

Leanote 2.7.0 is vulnerable to Cross Site Scripting (XSS) in the markdown type note. This leads to remote code execution with payload : <video src=x onerror=(function(){require('child_process').exec('calc');})();>

Affected (1)

Products: Leanote: Leanote

Leanote

1 product

Leanote

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Leanote Leanote	Version 2.7.0

Related CWEs

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.

References (2)

https://github.com/leanote/desktop-app/issues/364

Source: cve@mitre.org

ExploitIssue TrackingThird Party Advisory

https://github.com/leanote/desktop-app/issues/364

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitIssue TrackingThird Party Advisory

Timeline

No history available yet.