What is GHSA-4wx3-54gh-9fr9?

GHSA-4wx3-54gh-9fr9 is a security advisory published by GitHub Security Advisories with Medium severity. Cross site scripting in markdown-to-jsx

Which CVE IDs does GHSA-4wx3-54gh-9fr9 cover?

GHSA-4wx3-54gh-9fr9 covers the following CVE IDs: CVE-2024-21535. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4wx3-54gh-9fr9?

GHSA-4wx3-54gh-9fr9 has a CVSS v3 base score of 6.1, published by GitHub Security Advisories.

Which products are affected by GHSA-4wx3-54gh-9fr9?

GHSA-4wx3-54gh-9fr9 affects 1 product, including: npm/markdown-to-jsx:\u003c 7.4.0.

GHSA-4wx3-54gh-9fr9MediumCVSS 6.1

Cross site scripting in markdown-to-jsx

Vendor

GitHub Security Advisories

Published

October 15, 2024

Last Modified

October 15, 2024

🔗 CVE IDs covered (1)

CVE-2024-21535 →

📋 Description

Versions of the package markdown-to-jsx before 7.4.0 are vulnerable to Cross-site Scripting (XSS) via the src property due to improper input sanitization. An attacker can execute arbitrary code by injecting a malicious iframe element in the markdown.

🎯 Affected products1

npm/markdown-to-jsx:< 7.4.0

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2024-21535
https://github.com/quantizor/markdown-to-jsx/commit/8eb74da825c0d8d2e9508d73c672bcae36ba555a
https://security.snyk.io/vuln/SNYK-JS-MARKDOWNTOJSX-6258886
https://github.com/advisories/GHSA-4wx3-54gh-9fr9