Input validation error in Joplin Desktop - CVE-2023-45673
Published: June 21, 2024 / Updated: May 16, 2026
Vulnerability identifier: #VU131596
CSH Severity: High
CVSS v4: 8.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-45673
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to improper handling of PDF links in Joplin Web Clipper when opening PDF links. A local user can trick the victim into clicking a PDF link to execute arbitrary code.
User interaction is required to click a PDF link.
Affected software
Joplin Desktop
How to mitigate CVE-2023-45673
Install security update from vendor's website.
Joplin Desktop - update to 2.13.3