CVE-2023-2317

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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.6 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
STAR_LabsCNA
8.6 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 97%
VendorProductVersion
typoratypora
𝑥
< 1.6.7
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://starlabs.sg/advisories/23/23-2317/
https://support.typora.io/What's-New-1.6/
https://starlabs.sg/advisories/23/23-2317/
https://support.typora.io/What's-New-1.6/