CVE-2020-18748

6.1 mediumEPSS 0.9%

Medium (6.1) in typora typora. EPSS 0.9% chance of exploitation in the next 30 days.

Cross Site Scripting (XSS) in Typora v0.9.65 allows attackers to execute arbitrary code via mathjax syntax due to a mathjax configuration error in the mathematical formula blocks. This is a different vulnerability from CVE-2020-18221.

Severity

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-08-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

typora:typora

References

https://github.com/typora
https://github.com/typora/typora-issues/issues/2226
https://github.com/typora
https://github.com/typora/typora-issues/issues/2226

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