by Kastro
Paper/Archive/CVE-2023-2317

CVE-2023-2317

Typora Typora — Typora DOM-Based Cross-site Scripting leading to Remote Code Execution

EPSS 2%public exploitCVSS 9.6
critical.is priorityof 100
56
CVSS 9.6 (NVD)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 84.3.843 × 2016.9Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
Typora< 1.6.71.6.7CNA
typora< 1.6.71.6.7CISA-ADP

Scores by source

NVD9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
STAR_Labs (CNA)8.6CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

refsupport.typora.io/What's-New-1.6writeupstarlabs.sg/advisories/23/23-2317