CVE-2025-56683

Critical severity, CVSS 9.6. EPSS: 0.5% chance of exploitation in the next 30 days.

A cross-site scripting (XSS) vulnerability in the component /app/marketplace.html of Logseq v0.10.9 allows attackers to execute arbitrary code via injecting arbitrary Javascript into a crafted README.md file.

Published 2025-10-09. Last modified 2026-06-17.