Vulnerability DatabaseCVE-2020-25703
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CVE-2020-25703
Published:November 19, 2020
Updated:May 17, 2026
The participants table download in Moodle always included user emails, but should have only done so when users' emails are not hidden. Versions affected: 3.9 to 3.9.2, 3.8 to 3.8.5 and 3.7 to 3.7.8. This is fixed in moodle 3.9.3, 3.8.6, 3.7.9, and 3.10.
Affected Packages
moodle/moodle (PHP):
Affected version(s) >=v3.9.0 <v3.9.3
Fix Suggestion:
Update to version v3.9.3
moodle/moodle (PHP):
Affected version(s) >=v3.10.0-beta <v3.10.0
Fix Suggestion:
Update to version v3.10.0
moodle/moodle (PHP):
Affected version(s) >=v3.7.0 <v3.7.9
Fix Suggestion:
Update to version v3.7.9
moodle/moodle (PHP):
Affected version(s) >=v3.8.0 <v3.8.6
Fix Suggestion:
Update to version v3.8.6
Related Resources (8)
https://bugzilla.redhat.com/show_bug.cgi?id=1895439
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4NNFCHPPHRJNJROIX6SYMHOC6HMKP3GU
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B55KXBVAT45MDASJ3EK6VIGQOYGJ4NH6/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B55KXBVAT45MDASJ3EK6VIGQOYGJ4NH6
https://moodle.org/mod/forum/discuss.php?d=413941
https://nvd.nist.gov/vuln/detail/CVE-2020-25703
https://github.com/moodle/moodle
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4NNFCHPPHRJNJROIX6SYMHOC6HMKP3GU/
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CVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
CVSS v2
Base Score:
5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Weakness Type (CWE)
Insertion of Sensitive Information Into Sent Data
CWE-201
Exposure of Sensitive Information to an Unauthorized Actor
CWE-200
EPSS
Base Score:
0.31