Versions of markdown-to-jsx prior to 6.11.4 are vulnerable to Cross-Site Scripting.
Full advisory text at GitHub advisory.
npm package report
Is markdown-to-jsx safe?
markdown-to-jsx (npm) has 2 known vulnerabilities, the worst rated HIGH. Upgrade to 7.4.0 or later to clear all of them. No malicious-package signal is recorded.
// reach
0 direct dependencies
none carry a known advisory
13 packages depend on it
an advisory here reaches each of them
Create a free accountfor every dependency path, dependent and what to upgrade
// ai model usage
Tracked for PyPI packages. HuggingFace models declare Python dependencies, so npm packages are not covered.
cvss
7.5
high
severity band, no base score published
epss
not scored
chance of exploitation in 30 days
xyz score
4.3
medium
CyberXYZ composite out of 10
fig. 01 — GHSA-ccrp-c664-8p4j, the advisory selected below
// 2 advisories
Is markdown-to-jsx safe to install?
CyberXYZ does not call a package safe in absolute terms. It records 2 known vulnerabilities for markdown-to-jsx (npm), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does markdown-to-jsx have known vulnerabilities?
Yes. CyberXYZ records 2 known vulnerabilities for markdown-to-jsx (npm), the worst rated HIGH. They are GHSA-ccrp-c664-8p4j, GHSA-4wx3-54gh-9fr9.
Which version of markdown-to-jsx should I use?
7.4.0 or later clears every advisory recorded for markdown-to-jsx (npm). Check the release you pick before installing it.
How do I check markdown-to-jsx before installing?
Search markdown-to-jsx in CyberXYZ Check at https://cyberxyz.io/check?q=markdown-to-jsx. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 11:20 UTC. The most recent advisory here was published 2024-10-15. Updated continuously from NVD, GHSA, OSV and CNA feeds.