What is CVE-2020-18221?

CVE-2020-18221 is a medium-severity vulnerability in Typora, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-05-26.

How severe is CVE-2020-18221?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Typora

CVE-2020-18221

Cross Site Scripting (XSS) in Typora v0.9.65 and earlier allows remote attackers to execute arbitrary code by injecting commands during block rendering of a mathematical formula.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.012 (63.9th 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
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2020-18221?: CVE-2020-18221 is a medium-severity vulnerability in Typora, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-05-26.
How severe is CVE-2020-18221?: Medium severity. CVSS v3 base score is 6.1 out of 10.