CVE-2020-25701: If the upload course tool in Moodle was used to delete an enrollment method which did not exist or was not already enabled, the tool would erroneously...

Description

If the upload course tool in Moodle was used to delete an enrollment method which did not exist or was not already enabled, the tool would erroneously enable that enrollment method. This could lead to unintended users gaining access to the course. Versions affected: 3.9 to 3.9.2, 3.8 to 3.8.5, 3.7 to 3.7.8, 3.5 to 3.5.14 and earlier unsupported versions. This is fixed in moodle 3.9.3, 3.8.6, 3.7.9, 3.5.15, and 3.10.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

1.37%

68.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Moodle	Moodle	>= 3.5.0, <= 3.5.14
Moodle	Moodle	>= 3.7.0, <= 3.7.8
Moodle	Moodle	>= 3.8.0, <= 3.8.5
Moodle	Moodle	>= 3.9.0, <= 3.9.2
Fedoraproject	Fedora	32
Fedoraproject	Fedora	33

References

Timeline

Published: Nov 19, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-25701?

If the upload course tool in Moodle was used to delete an enrollment method which did not exist or was not already enabled, the tool would erroneously enable that enrollment method. This could lead to unintended users gaining access to the course. Versions affected: 3.9 to 3.9.2, 3.8 to 3.8.5, 3.7 to 3.7.8, 3.5 to 3.5.14 and earlier unsupported versions. This is fixed in moodle 3.9.3, 3.8.6, 3.7.9, 3.5.15, and 3.10.

How severe is CVE-2020-25701?

CVE-2020-25701 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.37% probability of exploitation in the next 30 days.

How do I fix CVE-2020-25701?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.