What is CVE-2022-43668?

CVE-2022-43668 is a medium-severity vulnerability in Typora, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-12-07.

How severe is CVE-2022-43668?

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

XSS in Typora

CVE-2022-43668

Typora versions prior to 1.4.4 fails to properly neutralize JavaScript code, which may result in executing JavaScript code contained in the file when opening a file with the affected product.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-12-07 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.004 (28.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Typora — versions versions prior to 1.4.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

typora.io/releases/all (Patch, Release Notes, Vendor Advisory)
jvn.jp/en/jp/JVN26044739/index.html (Third Party Advisory)

Frequently asked questions

What is CVE-2022-43668?: CVE-2022-43668 is a medium-severity vulnerability in Typora, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-12-07.
How severe is CVE-2022-43668?: Medium severity. CVSS v3 base score is 6.1 out of 10.