by Kastro
Paper/Archive/CVE-2024-40643

CVE-2024-40643

laurent22 joplin — Joplin has a parsing error leading to Cross-site Scripting (XSS)

EPSS 0.8%public exploitCVSS 9.7
critical.is priorityof 100
50
CVSS 9.7 (CNA)9.7 / 10 × 3029.1Not in CISA KEV+300.0EPSS percentile 56.4.564 × 2011.3Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
joplin< 3.0.15–CNA
joplin< 3.0.153.0.15CISA-ADP

Scores by source

GitHub_M (CNA)9.7CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: partial

References

refgithub.com/laurent22/joplin/security/advisories/GHSA-g796-3g6g-jmmcrefgithub.com/laurent22/joplin/commit/b220413a9b5ed55fb1f565ac786a5c231da8bc87