Cross-site scripting in Joplin - CVE-2023-38506
Published: June 21, 2024 / Updated: May 16, 2026
Vulnerability identifier: #VU131598
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green
CVE-ID: CVE-2023-38506
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Joplinapp
Affected software:
Joplin
Joplin
Detailed vulnerability description
The vulnerability allows a local user to execute arbitrary script code.
The vulnerability exists due to cross-site scripting in the rich text editor when pasting HTML content. A local user can paste crafted HTML to execute arbitrary script code.
User interaction is required to paste the crafted HTML into the editor.
How to mitigate CVE-2023-38506
Install security update from vendor's website.