Moodle's feedback response viewing and deletions did not respect Separate Groups mode

MEDIUM 6.5CVE-2025-26526 · BIT-moodle-2025-26526 · GHSA-pxg4-xjp7-w9c5 · Published 24/02/2025 · updated 17/06/2026

In short

CVE-2025-26526 is a MEDIUM (CVSS 6.5) vulnerability affecting moodle/moodle, moodle (moodle).
Chance of exploitation in the next 30 days (EPSS): 0.33%, higher than 26.1% of all vulnerabilities.
Fix: update to 4.3.10, 4.4.6, 4.5.2, 4.1.16 or later.

Package	Affected versions	Patched versions
moodle/moodle Packagist	`≥ 4.3.0-beta, < 4.3.10≥ 4.4.0-beta, < 4.4.6≥ 4.5.0-beta, < 4.5.2< 4.1.16`	`4.3.104.4.64.5.24.1.16`
moodle moodle	`≥ 4.1.0, < 4.1.16≥ 4.3.0, < 4.3.10≥ 4.4.0, < 4.4.6≥ 4.5.0, < 4.5.2`	`4.1.164.3.104.4.64.5.2`

Separate Groups mode restrictions were not factored into permission checks before allowing viewing or deletion of responses in Feedback activities.

NVD description

Separate Groups mode restrictions were not factored into permission checks before allowing viewing or deletion of responses in Feedback activities.

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Package

Affected versions

Patched versions

Packagist

≥ 4.3.0-beta, < 4.3.10≥ 4.4.0-beta, < 4.4.6≥ 4.5.0-beta, < 4.5.2< 4.1.16

4.3.104.4.64.5.24.1.16

≥ 4.1.0, < 4.1.16≥ 4.3.0, < 4.3.10≥ 4.4.0, < 4.4.6≥ 4.5.0, < 4.5.2

4.1.164.3.104.4.64.5.2

Description

Separate Groups mode restrictions were not factored into permission checks before allowing viewing or deletion of responses in Feedback activities.

NVD description

Separate Groups mode restrictions were not factored into permission checks before allowing viewing or deletion of responses in Feedback activities.

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