CVE-2024-40643: critical vulnerability in laurent22 joplin
Joplin has a parsing error leading to Cross-site Scripting (XSS)
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.7epss 0.8%
Joplin is a free, open source note taking and to-do application. Joplin fails to take into account that "<" followed by a non letter character will not be considered html. As such it is possible to do an XSS by putting an "illegal" tag within a tag.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected products
laurent22 · joplinRelated CVEs — laurent22 joplin
In the same product, most dangerous first.
CVE-2025-27134HIGHPrivilege escalation in Joplin server via user patch endpointEPSS 2.3%CVE-2024-49362HIGHRemote Code Execution on click of <a> Link in markdown previewEPSS 1.1%CVE-2023-45673HIGHArbitrary code execution on click of PDF links in JoplinEPSS 1.0%CVE-2024-53268HIGHLack of validation on openExternal allows 1 click remote code execution in joplinEPSS 0.8%CVE-2025-27409HIGHJoplin Server Vulnerable to Path TraversalEPSS 0.7%CVE-2025-24028HIGHCross-site Scripting (XSS) in Rich Text Editor allows arbitrary code execution in JoplinEPSS 0.5%