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6.1

Joplin Desktop: Malicious HTML Embeds Can Run Arbitrary Code

CVE-2020-15930 · published 6 years ago
Summary

Joplin Desktop versions 1.0.190 to 1.0.245 are affected by a security risk that allows an attacker to run malicious code on your device if you open a specially crafted note with an embedded HTML tag. This could potentially allow the attacker to access your personal data or take control of your device. Update to a fixed version of Joplin Desktop to protect against this risk.

What to do
  • Update laurent22 joplin to version 1.1.7.
Affected software
Ecosystem VendorProductAffected versions
npm laurent22 joplin >= 1.0.190, < 1.1.7
Fix: upgrade to 1.1.7
– joplin_project joplin >= 1.0.190, <= 1.0.245
cpe:2.3:a:joplin_project:joplin:*:*:*:*:*:*:*:*
Original advisory text
An XSS issue in Joplin desktop 1.0.190 to 1.0.245 allows arbitrary code execution via a malicious HTML embed tag.
An XSS issue in Joplin desktop 1.0.190 to 1.0.245 allows arbitrary code execution via a malicious HTML embed tag.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
6.1 Medium
Exploitation
4% chance of attack within 30 days
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published24 Sep 2020
Updated25 Oct 2026
First seen6 Mar 2026
Sources
GHSA-cgc7-mwp4-3ccx · GHSA
CVE-2020-15930 · NVD
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