Plattform
other
Komponente
joplin
Behoben in
3.0.16
CVE-2024-40643 describes a Cross-Site Scripting (XSS) vulnerability affecting Joplin, a free and open-source note-taking application. This vulnerability arises from Joplin's insufficient handling of HTML tags, allowing attackers to inject malicious scripts. Affected versions include those prior to 3.0.15. A patch has been released, urging users to upgrade to mitigate the risk.
The XSS vulnerability in Joplin allows an attacker to inject arbitrary JavaScript code into a user's Joplin environment. This can lead to several severe consequences, including session hijacking, data theft (sensitive notes, passwords), and defacement of the Joplin interface. An attacker could craft a malicious note or embed the script within a legitimate note, triggering execution when the user views it. The impact is particularly concerning given that Joplin is used to store potentially sensitive information, making it a valuable target for attackers. Successful exploitation could grant an attacker persistent access to a user's Joplin data and potentially their broader system if credentials are compromised.
CVE-2024-40643 was publicly disclosed on September 9, 2024. The vulnerability's simplicity suggests a moderate likelihood of exploitation, especially given the widespread use of Joplin. No known active campaigns targeting this vulnerability have been reported as of this writing. The vulnerability is not currently listed on CISA KEV. Public proof-of-concept exploits are likely to emerge given the ease of exploitation.
Users of Joplin who rely on the application to store sensitive information, particularly those using older versions (≤ 3.0.15). Individuals who share Joplin notes with others are also at increased risk, as malicious notes could be distributed and executed.
disclosure
Exploit-Status
EPSS
0.56% (68% Perzentil)
CISA SSVC
CVSS-Vektor
The primary mitigation for CVE-2024-40643 is to upgrade Joplin to version 3.0.15 or later. This version includes a fix that properly handles HTML tags, preventing the XSS vulnerability. If upgrading immediately is not feasible, consider temporarily disabling HTML rendering in Joplin's settings (if available) to reduce the attack surface. While not a complete solution, this can limit the potential for script execution. Monitor Joplin’s official website and security forums for any further advisories or workarounds. After upgrade, confirm by creating a test note with a potentially malicious HTML tag (e.g., <img src=x onerror=alert(1)>) and verifying that it does not execute any JavaScript.
Aktualisieren Sie Joplin auf Version 3.0.15 oder höher. Diese Version enthält eine Korrektur für die XSS-Schwachstelle. Sie können die neueste Version von der offiziellen Joplin-Website oder über den Paketmanager Ihres Betriebssystems herunterladen.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2024-40643 is a critical XSS vulnerability in Joplin note-taking application, allowing attackers to inject malicious scripts. It affects versions up to 3.0.15.
Yes, if you are using Joplin version 3.0.15 or earlier, you are vulnerable to this XSS attack. Upgrade immediately.
Upgrade Joplin to version 3.0.15 or later to resolve the vulnerability. This update includes a fix for the improper HTML sanitization.
As of now, there is no confirmed evidence of active exploitation, but public POCs are likely to appear.
Refer to the Joplin security advisory on their official website or GitHub repository for detailed information and updates.
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.