Is CVE-2024-40643 in the CISA KEV catalog?

No. CVE-2024-40643 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-40643?

CVE-2024-40643 has a CVSS v3 base score of 9.6 (CRITICAL).

What is the EPSS score for CVE-2024-40643?

CVE-2024-40643 has an EPSS score of 0.75% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-40643?

Upgrade joplin to 3.0.15 or later.

CVE & CISA-KEV Catalog

CVE-2024-40643

CRITICAL

9.6

CVSS v3

NVD

Description

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.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

joplinNVD

Affected:< 3.0.15Fixed in:3.0.15CVE-2024-40643derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Exploit Intelligence

0.75%probability of exploitation in 30 days

50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

Embed a live status badge for CVE-2024-40643

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-09-17.