Cross-site scripting in Joplin Desktop - CVE-2023-39517
Published: June 21, 2024 / Updated: May 16, 2026
Vulnerability identifier: #VU131597
CSH Severity: Medium
CVSS v4: 4.6 [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]
CVE-ID: CVE-2023-39517
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary script code and disclose sensitive information.
The vulnerability exists due to cross-site scripting in untrusted <map> link handling when processing a clicked link. A local user can create a specially crafted <map> link to execute arbitrary script code and disclose sensitive information.
User interaction is required to click the crafted link.
Affected software
Joplin Desktop
How to mitigate CVE-2023-39517
Install security update from vendor's website.
Joplin Desktop - update to 2.12.8