CVE-2023-2317
Last modified
CVE-2023-2317 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. 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.. EPSS estimates a 2.16% chance of exploitation in the next 30 days.
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 <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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Typora | Typora | < 1.6.7 |
References
- https://starlabs.sg/advisories/23/23-2317/Exploit, Mitigation, Third Party Advisory
- https://support.typora.io/What's-New-1.6/Vendor Advisory
- https://starlabs.sg/advisories/23/23-2317/Exploit, Mitigation, Third Party Advisory
- https://support.typora.io/What's-New-1.6/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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