Remote Code Execution on click of <a> Link in markdown preview

Description

There is a vulnerability in Joplin-desktop that leads to remote code execution (RCE) when a user clicks on an <a> link within untrusted notes. The issue arises due to insufficient sanitization of <a> tag attributes introduced by the Mermaid.

Recommendation

Update the joplin package to the latest compatible version. Followings are version details:

• Affected version(s): = 3.0.0
• Patched version(s): 3.1.0

References

• GHSA-hff8-hjwv-j9q7
• CVE-2024-49362
• CWE-94
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• Improper Verification of Cryptographic Signature in node-forge - CVE-2022-24772
• Joplin Remote Code Execution - CVE-2022-40277
• Joplin Cross Site Scripting Vulnerability via NOSCRIPT tags - CVE-2021-33295
• Joplin Vulnerable to Cross-site Scripting in Note Content - CVE-2018-1000534

Tags:

npm

joplin