Auth bypass in Moodle

CVE-2019-14880

A vulnerability was found in Moodle versions 3.7 before 3.7.3, 3.6 before 3.6.7, 3.5 before 3.5.9 and earlier. OAuth 2 providers who do not verify users' email address changes require additional verification during sign-up to reduce the ri…

Vulnerability class: Broken Authentication

EPSS: 0.011 (61.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-14880?
CVE-2019-14880 is a critical-severity vulnerability in Moodle, classified under Improper Authentication. CVSS score: 9.1/10. Published 2020-03-31.
How severe is CVE-2019-14880?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2019-14880 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.