CVE-2020-26157: Leanote

Critical severity, CVSS 9.6. EPSS: 1.9% chance of exploitation in the next 30 days.

Leanote Desktop through 2.6.2 allows XSS because a note's title is mishandled during syncing. This leads to remote code execution because of Node integration.

Affected products

• Leanote Leanote: up to and including 2.6.2

Published 2020-09-30. Last modified 2026-06-17.