XSS in Typora

CVE-2020-18737

An issue was discovered in Typora 0.9.67. There is an XSS vulnerability that causes Remote Code Execution.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.013 (67.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Typora — versions 0.9.67
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2020-18737?: CVE-2020-18737 is a medium-severity vulnerability in Typora, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-02-05.
How severe is CVE-2020-18737?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-18737 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.