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Vulnerability record · CVE-2025-67848 · published 3 February 2026

CVE-2025-67848: Moodle vulnerability

Moodle · Moodle

A flaw was found in Moodle. This authentication bypass vulnerability allows suspended users to authenticate through the Learning Tools Interoperability (LTI) Provider. The issue arises from the LTI authentication handlers failing to enforce the user's suspension status, enabling unauthorized access to the system. This can lead to information disclosure or other unauthorized actions by users who should be restricted.

8.1 CVSS 3.1 High EPSS 0.40% · top 68.8% CWE-280 · CWE-280
8.1CVSS 3.1 base score
0.40%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

A flaw was found in Moodle. This authentication bypass vulnerability allows suspended users to authenticate through the Learning Tools Interoperability (LTI) Provider. The issue arises from the LTI authentication handlers failing to enforce the user's suspension status, enabling unauthorized access to the system. This can lead to information disclosure or other unauthorized actions by users who should be restricted.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2025-67848 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2423831 Issue TrackingThird Party Advisory
https://moodle.org/mod/forum/discuss.php?d=471298 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2019-3809Moodle cross-site request forgery vulnerabilityA flaw was found in Moodle versions 3.1 to 3.1.15 and earlier unsupported versions. The mybackpack functionality allowed setting the URL of badges, w…EPSS 0.86%10.0CVE-2006-4935Moodle improper input validation vulnerabilityThe Database module in Moodle before 1.6.2 does not properly handle uploaded files, which has unspecified impact and remote attack vectors.EPSS 1.5%10.0CVE-2006-4936Moodle improper input validation vulnerabilityMoodle before 1.6.2 does not properly validate the module instance id when creating a course module object, which has unspecified impact and remote a…EPSS 1.5%10.0CVE-2005-2247Moodle vulnerabilityMultiple unknown vulnerabilities in Moodle before 1.5.1 have unknown impact and attack vectors.EPSS 1.5%10.0CVE-2004-2233Moodle vulnerabilityUnknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.EPSS 1.7%10.0CVE-2004-2235Moodle vulnerabilityUnknown vulnerability in Moodle before 1.2 has unknown impact and attack vectors, related to improper filtering of text.EPSS 1.4%10.0CVE-2004-2236Moodle vulnerabilityUnknown vulnerability in Moodle before 1.3.3 has unknown impact and attack vectors, related to language setting.EPSS 1.4%10.0CVE-2004-2237Moodle vulnerabilityUnknown vulnerability in Moodle before 1.3.4 has unknown impact and attack vectors, related to "strings in Moodle texts."EPSS 1.7%

Source: NIST National Vulnerability Database (record CVE-2025-67848), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.