CVE-2025-62399
October 23, 2025
Moodle’s mobile and web service authentication endpoints did not sufficiently restrict repeated password attempts, making them susceptible to brute-force attacks.
Affected Packages
moodle/moodle (PHP):
Affected version(s) >=v4.5.0 <v4.5.7Fix Suggestion:
Update to version v4.5.7moodle/moodle (PHP):
Affected version(s) >=v4.4.0 <v4.4.11Fix Suggestion:
Update to version v4.4.11moodle/moodle (PHP):
Affected version(s) >=v1.0.0 <v4.1.21Fix Suggestion:
Update to version v4.1.21moodle/moodle (PHP):
Affected version(s) >=v5.0.0 <v5.0.3Fix Suggestion:
Update to version v5.0.3Related Resources (6)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Improper Restriction of Excessive Authentication Attempts
EPSS
Base Score:
0.12
