Moodle may display roles to users who don't have access to them

MEDIUM 4.3CVE-2023-1402 · BIT-moodle-2023-1402 · GHSA-vj5p-fp42-774p · Published 23/03/2023 · updated 17/06/2026

In short

CVE-2023-1402 is a MEDIUM (CVSS 4.3) vulnerability affecting moodle/moodle, moodle (moodle).
Chance of exploitation in the next 30 days (EPSS): 0.74%, higher than 54.7% of all vulnerabilities.
Fix: update to 3.11.13, 4.0.7, 4.1.2, 3.9.20 or later.

Package	Affected versions	Patched versions
moodle/moodle Packagist	`≥ 3.11.0, < 3.11.13≥ 4.0.0, < 4.0.7≥ 4.1.0, < 4.1.2< 3.9.20`	`3.11.134.0.74.1.23.9.20`
moodle moodle	`= 3.11.0= 3.9.0= 4.0.0= 4.1.0= 4.1.1> 3.11.0, < 3.11.13> 3.9.0, < 3.9.20> 4.0.0, < 4.0.7`	`3.11.133.9.204.0.7`

The course participation report required additional checks to prevent roles being displayed which the user did not have access to view.

NVD description

The course participation report required additional checks to prevent roles being displayed which the user did not have access to view.

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Package

Affected versions

Patched versions

Packagist

≥ 3.11.0, < 3.11.13≥ 4.0.0, < 4.0.7≥ 4.1.0, < 4.1.2< 3.9.20

3.11.134.0.74.1.23.9.20

= 3.11.0= 3.9.0= 4.0.0= 4.1.0= 4.1.1> 3.11.0, < 3.11.13> 3.9.0, < 3.9.20> 4.0.0, < 4.0.7

3.11.133.9.204.0.7

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