Moodle allows IDOR in RSS block, which allows access to additional RSS feeds

MEDIUM 4.3CVE-2025-3636 · BIT-moodle-2025-3636 · GHSA-chmf-m33p-ph8m · Published 25/04/2025 · updated 17/06/2026

In short

CVE-2025-3636 is a MEDIUM (CVSS 4.3) vulnerability affecting moodle/moodle, moodle (moodle).
Chance of exploitation in the next 30 days (EPSS): 0.34%, higher than 27.0% of all vulnerabilities.
Fix: update to 4.3.12, 4.4.8, 4.5.4, 4.1.18 or later.

Package	Affected versions	Patched versions
moodle/moodle Packagist	`≥ 4.3.0-beta, < 4.3.12≥ 4.4.0-beta, < 4.4.8≥ 4.5.0-beta, < 4.5.4< 4.1.18`	`4.3.124.4.84.5.44.1.18`
moodle moodle	`≥ 4.3.0, < 4.3.12≥ 4.4.0, < 4.4.8≥ 4.5.0, < 4.5.4< 4.1.18`	`4.3.124.4.84.5.44.1.18`

A flaw was found in Moodle. This vulnerability allows unauthorized users to access and view RSS feeds due to insufficient capability checks.

NVD description

A flaw was found in Moodle. This vulnerability allows unauthorized users to access and view RSS feeds due to insufficient capability checks.

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Package

Affected versions

Patched versions

Packagist

≥ 4.3.0-beta, < 4.3.12≥ 4.4.0-beta, < 4.4.8≥ 4.5.0-beta, < 4.5.4< 4.1.18

4.3.124.4.84.5.44.1.18

≥ 4.3.0, < 4.3.12≥ 4.4.0, < 4.4.8≥ 4.5.0, < 4.5.4< 4.1.18

4.3.124.4.84.5.44.1.18

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