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CVE-2020-25701

Privilage Escalation in moodle

5.3 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
None

Exploit likelihood

1.39%Up 0.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.3

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.

Record
CVE-2020-25701
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness
CWE-284, CWE-863
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2020-25701
Weakness
CWE-284
Updated
2026-11-02
EUVDEUVD-2021-0644 No score

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.

Record
EUVD-2021-0644
Updated
2026-11-03
GitHub AdvisoriesGHSA-c9hq-g4q8-w893 5.3

Privilage Escalation in moodle

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.

Record
GHSA-c9hq-g4q8-w893
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness
CWE-863
Updated
2026-11-02
OSV 5.3

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.

Record
CVE-2020-25701
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVGHSA-c9hq-g4q8-w893 5.3

Privilage Escalation in moodle

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.

Record
GHSA-c9hq-g4q8-w893
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness
CWE-863
Updated
2026-11-02
OSVUBUNTU-CVE-2020-25701 5.3

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.

Record
UBUNTU-CVE-2020-25701
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVBIT-moodle-2020-25701 No score

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.

Record
BIT-moodle-2020-25701
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
moodle/moodle
Packagist
3.9.0 up to 3.9.3
3.9.3
moodle/moodle
Packagist
3.8.0 up to 3.8.6
3.8.6
moodle/moodle
Packagist
3.7.0 up to 3.7.9
3.7.9
moodle/moodle
Packagist
3.5 up to 3.5.15
3.5.15
moodle
Bitnami
3.5.0 up to 3.5.15, 3.7.0 up to 3.7.9, 3.8.0 up to 3.8.6, 3.9.0 up to 3.9.3
3.5.153.7.93.8.63.9.3
moodle/moodle
Packagist
3.9.0 up to 3.9.3, plus listed versions
v3.9.0v3.9.1v3.9.2
3.9.3
moodle/moodle
Packagist
3.8.0 up to 3.8.6, plus listed versions
v3.8.0v3.8.1v3.8.2v3.8.3v3.8.4v3.8.5
3.8.6
moodle/moodle
Packagist
3.7.0 up to 3.7.9, plus listed versions
v3.7.0v3.7.1v3.7.2v3.7.3v3.7.4
Show 4 moreShow less
v3.7.5v3.7.6v3.7.7v3.7.8
3.7.9
moodle/moodle
Packagist
3.5 up to 3.5.15, plus listed versions
v3.5.0v3.5.0-betav3.5.0-rc1v3.5.1v3.5.10
Show 12 moreShow less
v3.5.11v3.5.12v3.5.13v3.5.14v3.5.2v3.5.3v3.5.4v3.5.5v3.5.6v3.5.7v3.5.8v3.5.9
3.5.15
moodle
Ubuntu:Pro:16.04:LTS
All versions, plus listed versions
2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1
None known
moodle
Ubuntu:Pro:18.04:LTS
All versions, plus listed versions
3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1
None known

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-25701 is a medium vulnerability (CVSS 5.3) in Moodle, published November 19, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.39%, the 72nd percentile. Fixed in moodle/moodle 3.9.3.

References

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