What’s Vulnerable › Vulnerabilities

CVE-2022-40314

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-30 · updated 2026-06-17
• Weakness: CWE-502

Description

A remote code execution risk when restoring backup files originating from Moodle 1.9 was identified.

Affected products

• Moodle: from 3.9 before 3.9.17; from 3.11 before 3.11.10; from 4.0 before 4.0.4 — fixed in 3.11.10, 3.9.17, 4.0.4

How to fix

Upgrade to a fixed version: Moodle 3.11.10, 3.9.17, 4.0.4. Check the vendor advisory for mitigations.

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2128147
• https://moodle.org/mod/forum/discuss.php?d=438393
• https://bugzilla.redhat.com/show_bug.cgi?id=2128147
• https://moodle.org/mod/forum/discuss.php?d=438393

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