What is CVE-2024-49362?

Joplin is a free, open source note taking and to-do application. Joplin-desktop has a vulnerability that leads to remote code execution (RCE) when a user clicks on an link within untrusted notes. The issue arises due to insufficient sanitization of tag attributes introduced by the Mermaid. This vulnerability allows the execution of untrusted HTML content within the Electron window, which has full access to Node.js APIs, enabling arbitrary shell command execution.

How severe is CVE-2024-49362?

CVE-2024-49362 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2024-49362 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-49362?

CVE-2024-49362 affects Joplin Project Joplin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-49362?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-49362 have an EU (EUVD) identifier?

Yes. CVE-2024-49362 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3261.

When was CVE-2024-49362 published?

CVE-2024-49362 was published on 2024-11-14 and last updated on 2026-06-17.

CVE-2024-49362

CVE-2024-49362 is a high-severity vulnerability in Joplin Project Joplin with a CVSS 3.x base score of 7.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: High (CVSS 3.x base score 7.7)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3261
Weakness: CWE-79
Affected product: Joplin Project Joplin
Published: 2024-11-14
Last modified: 2026-06-17

Description

Joplin is a free, open source note taking and to-do application. Joplin-desktop has a vulnerability that leads to remote code execution (RCE) when a user clicks on an <a> link within untrusted notes. The issue arises due to insufficient sanitization of <a> tag attributes introduced by the Mermaid. This vulnerability allows the execution of untrusted HTML content within the Electron window, which has full access to Node.js APIs, enabling arbitrary shell command execution.

Frequently asked questions

What is CVE-2024-49362?: Joplin is a free, open source note taking and to-do application. Joplin-desktop has a vulnerability that leads to remote code execution (RCE) when a user clicks on an <a> link within untrusted notes. The issue arises due to insufficient sanitization of <a> tag attributes introduced by the Mermaid. This vulnerability allows the execution of untrusted HTML content within the Electron window, which has full access to Node.js APIs, enabling arbitrary shell command execution.
How severe is CVE-2024-49362?: CVE-2024-49362 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2024-49362 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-49362?: CVE-2024-49362 affects Joplin Project Joplin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-49362?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-49362 have an EU (EUVD) identifier?: Yes. CVE-2024-49362 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3261.
When was CVE-2024-49362 published?: CVE-2024-49362 was published on 2024-11-14 and last updated on 2026-06-17.

References

https://github.com/laurent22/joplin/security/advisories/GHSA-hff8-hjwv-j9q7

Affected products (1)

cpe:2.3:a:joplin_project:joplin:*:*:*:*:*:-:*:*

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