[Pkg-javascript-devel] Bug#1085375: node-markdown-to-jsx: CVE-2024-21535

[Moritz Mühlenhoff]

Source: node-markdown-to-jsx
X-Debbugs-CC: team at security.debian.org
Severity: important
Tags: security

Hi,

The following vulnerability was published for node-markdown-to-jsx.

CVE-2024-21535[0]:
| 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.

https://security.snyk.io/vuln/SNYK-JS-MARKDOWNTOJSX-6258886
https://github.com/quantizor/markdown-to-jsx/commit/8eb74da825c0d8d2e9508d73c672bcae36ba555a (v7.4.0)
 

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2024-21535
    https://www.cve.org/CVERecord?id=CVE-2024-21535

Please adjust the affected versions in the BTS as needed.