XSS in Typora

CVE-2019-6803

typora through 0.9.9.20.3 beta has XSS, with resultant remote command execution, via the left outline bar.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.019 (78.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2019-6803: held from 0.019 to 0.019.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

  • Typora — versions 0.8.1, 0.8.2, 0.8.5

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-6803?
CVE-2019-6803 is a medium-severity vulnerability in Typora, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-01-25.
How severe is CVE-2019-6803?
Medium severity. CVSS v3 base score is 6.1 out of 10.