Moodle Security Vulnerabilities

CVE-2019-14881

A vulnerability was found in moodle 3.7 before 3.7.3, where there is blind XSS reflected in some locations where user email is...

CVE-2019-14882

A vulnerability was found in Moodle 3.7 to 3.7.3, 3.6 to 3.6.7, 3.5 to 3.5.9 and earlier where an open redirect existed in the Lesson edit...

CVE-2019-14883

A vulnerability was found in Moodle 3.6 before 3.6.7 and 3.7 before 3.7.3, where tokens used to fetch inline atachments in email notifications were not disabled when a user's account was no longer active. Note: to access files, a user would need to know the file path, and their...

CVE-2020-1692

Moodle before version 3.7.2 is vulnerable to information exposure of service tokens for users enrolled in the same...

CVE-2019-18210

Persistent XSS in /course/modedit.php of Moodle through 3.7.2 allows authenticated users (Teacher and above) to inject JavaScript into the session of another user (e.g., enrolled student or site administrator) via the introeditor[text] parameter. NOTE: the discoverer and vendor disagree on whether....

CVE-2019-14879

A vulnerability was found in Moodle versions 3.7.x before 3.7.3, 3.6.x before 3.6.7 and 3.5.x before 3.5.9. When a cohort role assignment was removed, the associated capabilities were not being revoked (where...

CVE-2012-1160

Moodle before 2.2.2 has a permission issue in Forum Subscriptions where unenrolled users can subscribe/unsubscribe via...

CVE-2012-1158

Moodle before 2.2.2 has a course information leak in gradebook where users are able to see hidden grade items in...

CVE-2012-1170

Moodle before 2.2.2 has an external enrolment plugin context check issue where capability checks are not...

CVE-2012-1159

Moodle before 2.2.2: Overview report allows users to see hidden...

CVE-2012-1161

Moodle before 2.2.2: Course information leak via hidden courses being displayed in tag search...

CVE-2012-1169

Moodle before 2.2.2 has Personal information disclosure, when administrative setting users name display is set to first name only full names are shown in page...

CVE-2012-1157

Moodle before 2.2.2 has a default repository capabilities issue where all repositories are viewable by all users by...

CVE-2012-1155

Moodle has a database activity export permission issue where the export function of the database activity module exports all entries even those from groups the user does not belong...

CVE-2012-1156

Moodle before 2.2.2 has users' private files included in course...

CVE-2012-1168

Moodle before 2.2.2 has a password and web services issue where when the user profile is updated the user password is reset if not...

CVE-2019-10186

A flaw was found in moodle before versions 3.7.1, 3.6.5, 3.5.7. A sesskey (CSRF) token was not being utilised by the XML loading/unloading admin...

CVE-2019-10189

A flaw was found in moodle before versions 3.7.1, 3.6.5, 3.5.7. Teachers in an assignment group could modify group overrides for other groups in the same...

CVE-2019-10188

A flaw was found in moodle before versions 3.7.1, 3.6.5, 3.5.7. Teachers in a quiz group could modify group overrides for other groups in the same...

CVE-2019-10187

A flaw was found in moodle before versions 3.7.1, 3.6.5, 3.5.7. Users with permission to delete entries from a glossary were able to delete entries from other glossaries they did not have direct access...

CVE-2019-10133

A flaw was found in Moodle before 3.7, 3.6.4, 3.5.6, 3.4.9 and 3.1.18. The form to upload cohorts contained a redirect field, which was not restricted to internal...

CVE-2019-10154

A flaw was found in Moodle before versions 3.7, 3.6.4. A web service fetching messages was not restricted to the current user's...

CVE-2019-10134

A flaw was found in Moodle before 3.7, 3.6.4, 3.5.6, 3.4.9 and 3.1.18. The size of users' private file uploads via email were not correctly checked, so their quota allowance could be...

CVE-2019-3847

A vulnerability was found in moodle before versions 3.6.3, 3.5.5, 3.4.8 and 3.1.17. Users with the "login as other users" capability (such as administrators/managers) can access other users' Dashboards, but the JavaScript those other users may have added to their Dashboard was not being escaped...

CVE-2019-3851

A vulnerability was found in moodle before versions 3.6.3 and 3.5.5. There was a link to site home within the the Boost theme's secure layout, meaning students could navigate out of the...

CVE-2019-3850

A vulnerability was found in moodle before versions 3.6.3, 3.5.5, 3.4.8 and 3.1.17. Links within assignment submission comments would open directly (in the same window). Although links themselves may be valid, opening within the same window and without the no-referrer header policy made them more.....

CVE-2019-3849

A vulnerability was found in moodle before versions 3.6.3, 3.5.5 and 3.4.8. Users could assign themselves an escalated role within courses or content accessed via LTI, by modifying the request to the LTI publisher...

CVE-2019-3848

A vulnerability was found in moodle before versions 3.6.3, 3.5.5 and 3.4.8. Permissions were not correctly checked before loading event information into the calendar's edit event modal popup, so logged in non-guest users could view unauthorised calendar events. (Note: It was read-only access,...

CVE-2019-3852

A vulnerability was found in moodle before version 3.6.3. The get_with_capability_join and get_users_by_capability functions were not taking context freezing into account when checking user...

CVE-2019-3808

A flaw was found in Moodle versions 3.6 to 3.6.1, 3.5 to 3.5.3, 3.4 to 3.4.6, 3.1 to 3.1.15 and earlier unsupported versions. The 'manage groups' capability did not have the 'XSS risk' flag assigned to it, but does have that access in certain places. Note that the capability is intended for use by....

CVE-2019-3810

A flaw was found in moodle versions 3.6 to 3.6.1, 3.5 to 3.5.3, 3.4 to 3.4.6, 3.1 to 3.1.15 and earlier unsupported versions. The /userpix/ page did not escape users' full names, which are included as text when hovering over profile images. Note this page is not linked to by default and its access....

CVE-2019-3809

A 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, when it should be restricted to the Mozilla Open Badges backpack URL. This resulted in the possibility of blind SSRF via requests made by the...

CVE-2019-6970

Moodle 3.5.x before 3.5.4 allows...

CVE-2018-16854

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...

CVE-2018-14631

moodle before versions 3.5.2, 3.4.5, 3.3.8 is vulnerable to a boost theme - blog search GET parameter insufficiently filtered. The breadcrumb navigation provided by Boost theme when displaying search results of a blog were insufficiently filtered, which could result in reflected XSS if a user...

CVE-2018-14630

moodle before versions 3.5.2, 3.4.5, 3.3.8, 3.1.14 is vulnerable to an XML import of ddwtos could lead to intentional remote code execution. When importing legacy 'drag and drop into text' (ddwtos) type quiz questions, it was possible to inject and execute PHP code from within the imported...

CVE-2018-10889

A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3.7. No option existed to omit logs from data privacy exports, which may contain details of other users who interacted with the...

CVE-2018-10891

A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3.7, 3.1.13. When a quiz question bank is imported, it was possible for the question preview that is displayed to execute JavaScript that is written into the question...

CVE-2018-10890

A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3.7, 3.1.13. It was possible for the core_course_get_categories web service to return hidden categories, which should be omitted when fetching course...

CVE-2018-1137

An issue was discovered in Moodle 3.x. By substituting URLs in portfolios, users can instantiate any class. This can also be exploited by users who are logged in as guests to create a DDoS...

CVE-2018-1133

An issue was discovered in Moodle 3.x. A Teacher creating a Calculated question can intentionally cause remote code execution on the server, aka eval...

CVE-2018-1136

An issue was discovered in Moodle 3.x. An authenticated user is allowed to add HTML blocks containing scripts to their Dashboard; this is normally not a security issue because a personal dashboard is visible to this user only. Through this security vulnerability, users can move such a block to...

CVE-2018-1135

An issue was discovered in Moodle 3.x. Students who posted on forums and exported the posts to portfolios can download any stored Moodle file by changing the download...

CVE-2018-1134

An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download...

CVE-2018-1081

A flaw was found in Moodle 3.4 to 3.4.1, 3.3 to 3.3.4, 3.2 to 3.2.7, 3.1 to 3.1.10 and earlier unsupported versions. Unauthenticated users can trigger custom messages to admin via paypal enrol script. Paypal IPN callback script should only send error emails to admin after request origin was...

CVE-2018-1082

A flaw was found in Moodle 3.4 to 3.4.1, and 3.3 to 3.3.4. If a user account using OAuth2 authentication method was once confirmed but later suspended, the user could still login to the...

CVE-2018-1044

In Moodle 3.x, quiz web services allow students to see quiz results when it is prohibited in the...

CVE-2018-1045

In Moodle 3.x, there is XSS via a calendar event...

CVE-2018-1042

Moodle 3.x has Server Side Request Forgery in the...

CVE-2018-1043

In Moodle 3.x, the setting for blocked hosts list can be bypassed with multiple A record...