Moodle 2FA Bypass Exposes Sensitive Student Info
CVE-2025-3627 Published on April 25, 2025
Moodle: partial data exposure in moodle before completing multi-factor authentication
A security vulnerability was discovered in Moodle that allows some users to access sensitive information about other students before they finish verifying their identities using two-factor authentication (2FA).
Vulnerability Analysis
CVE-2025-3627 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Timeline
Reported to Red Hat.
Made public. 7 days later.
Weakness Type
What is an authentification Vulnerability?
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVE-2025-3627 has been classified to as an authentification vulnerability or weakness.
Products Associated with CVE-2025-3627
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Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.