CVE-2023-2317

PoC —

CVSS 3.1

9.6 critical

EPSS

2%p83

Published

Aug 19, 2023 (Aug 19, 2023)

Modified

Jun 17, 2026

Description

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 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.

Vendors: typora
Products: typora
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.4%)

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