Vulnerability · Published Mar 28, 2022 · Assigned by mitre

CVE-2021-43721

Medium 6.1

In plain English

A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).

Severity (CVSS NVD)6.1Medium

Exploit odds (30 days)1.1%top 35.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official 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 products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

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