CVE-2023-2317: Typora DOM-Based Cross-site Scripting leading to Remote Code Execution
DOM-based XSS in updater/update.html in Typora before 1.6.7 on Windows and Linux allows a crafted markdown file to run arbitrary JavaScript code in the context of Typora main window via loading typora://app/typemark/updater/update.html in <embed> tag. This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2023-2317.
What is the severity of CVE-2023-2317?
The severity of CVE-2023-2317 is critical with a severity value of 9.6.
What is the affected software for CVE-2023-2317?
The affected software for CVE-2023-2317 is Typora before version 1.6.7 on Windows and Linux.
How can this vulnerability be exploited?
This vulnerability can be exploited by loading a crafted markdown file that runs arbitrary JavaScript code in the context of Typora main window via a specific tag.
Are Linux and Microsoft Windows vulnerable to CVE-2023-2317?
No, Linux and Microsoft Windows are not vulnerable to CVE-2023-2317.