SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-43721

Leanote 2.7.0 is vulnerable to Cross Site Scripting (XSS) in the markdown type note.

MEDIUM 6.1EPSS 1.06%

Does this matter?

Lower severity and a low EPSS score (1.06%). Track it; it rarely justifies an emergency change on its own.

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');})();>

CVSS 3.1
6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.06% probability · 63th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
leanote/leanote
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.