CVE-2024-40643

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.

Score

CVSS 3.1 9.7 Critical

Status

Analyzed - security-advisories@github.com

Published

2024-09-09

Last modified

2024-09-09

Weaknesses

CWE-79

Affected products

• Joplin (Joplin Project)
• Joplin (Joplinapp)
• Joplin (Laurent22)

References

• https://github.com/laurent22/joplin/commit/b220413a9b5ed55fb1f565ac786a5c231da8bc87
• https://github.com/laurent22/joplin/security/advisories/GHSA-g796-3g6g-jmmc