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CVE-2018-16854
Published:November 26, 2018
Updated:May 17, 2026
A flaw was found in moodle versions 3.5 to 3.5.2, 3.4 to 3.4.5, 3.3 to 3.3.8, 3.1 to 3.1.14 and earlier. The login form is not protected by a token to prevent login cross-site request forgery. Fixed versions include 3.6, 3.5.3, 3.4.6, 3.3.9 and 3.1.15.
Affected Packages
moodle/moodle (PHP):
Affected version(s) >=v3.4.0 <v3.4.6
Fix Suggestion:
Update to version v3.4.6
moodle/moodle (PHP):
Affected version(s) >=v3.3.0 <v3.3.9
Fix Suggestion:
Update to version v3.3.9
moodle/moodle (PHP):
Affected version(s) >=v3.1.0 <v3.1.15
Fix Suggestion:
Update to version v3.1.15
moodle/moodle (PHP):
Affected version(s) >=v3.5.0 <v3.5.3
Fix Suggestion:
Update to version v3.5.3
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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
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
Cross-Site Request Forgery (CSRF)
EPSS
Base Score:
1.18