EUVD-2026-3616

Moodle 3.10.3 contains a persistent cross-site scripting vulnerability in the calendar event subtitle field that allows attackers to inject malicious scripts. Attackers can craft a calendar event with malicious JavaScript in the subtitle track label to execute arbitrary code when users view the...

CVE-2021-47857 Moodle 3.10.3 - 'label' Persistent Cross Site Scripting

Moodle 3.10.3 contains a persistent cross-site scripting vulnerability in the calendar event subtitle field that allows attackers to inject malicious scripts. Attackers can craft a calendar event with malicious JavaScript in the subtitle track label to execute arbitrary code when users view the...

CVE-2021-47857

CVE-2021-47857 affects Moodle 3.10.3 and is a persistent cross-site scripting (XSS) vulnerability in the calendar event subtitle field. The underlying issue allows an attacker to inject malicious JavaScript into the subtitle track label of a crafted calendar event, with code execution possible wh...

CVE-2021-47857 Moodle 3.10.3 - 'label' Persistent Cross Site Scripting

Moodle 3.10.3 contains a persistent cross-site scripting vulnerability in the calendar event subtitle field that allows attackers to inject malicious scripts. Attackers can craft a calendar event with malicious JavaScript in the subtitle track label to execute arbitrary code when users view the...

CVE-2021-47857

Moodle 3.10.3 contains a persistent cross-site scripting vulnerability in the calendar event subtitle field that allows attackers to inject malicious scripts. Attackers can craft a calendar event with malicious JavaScript in the subtitle track label to execute arbitrary code when users view the...

Moodle cross-site scripting vulnerabilities

Moodle is an open-source e-learning software platform developed by Moodle. It is also known as a course management system, learning management system, or virtual learning environment. Version 3.10.3 of Moodle contains a cross-site scripting vulnerability. This vulnerability stems from a persisten...

CVE-2008-6124

SQL injection vulnerability in the hotpotdeleteselectedattempts function in report.php in the HotPot module in Moodle 1.6 before 1.6.7, 1.7 before 1.7.5, 1.8 before 1.8.6, and 1.9 before 1.9.2 allows remote attackers to execute arbitrary SQL commands via a crafted selected attempt...

Moodle Multiple Vulnerabilities (Dec 2025)

Moodle is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:moodle:moodle"; ifdescription...

Moodle Prompt Injection Vulnerability (MSA-25-0053)

Moodle is prone to a prompt injection vulnerability. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:moodle:moodle"; ifdescriptio...

CVE-2025-67857

A flaw was found in moodle. During anonymous assignment submissions, user identifiers were inadvertently exposed in URLs. This data exposure allows unauthorized viewers to see internal user IDs, compromising the intended anonymity and potentially leading to information disclosure...

CVE-2025-67853

A flaw was found in Moodle. A remote attacker could exploit a lack of proper rate limiting in the confirmation email service. This vulnerability allows attackers to more easily enumerate or guess user credentials, facilitating brute-force attacks against user accounts...

CVE-2025-67856

A flaw was found in Moodle. An authorization logic flaw, specifically due to incomplete role checks during the badge awarding process, allowed badges to be granted without proper verification. This could enable unauthorized users to obtain badges they are not entitled to, potentially leading to...

CVE-2025-67855

A flaw was found in mooodle. A remote attacker could exploit a reflected Cross-Site Scripting XSS vulnerability in the policy tool return URL. This vulnerability arises from insufficient sanitization of URL parameters, allowing attackers to inject malicious scripts through specially crafted links...

CVE-2025-67852

A flaw was found in Moodle. An open redirect vulnerability in the OAuth login flow allows a remote attacker to redirect users to attacker-controlled pages after they have successfully authenticated. This occurs due to insufficient validation of redirect parameters, which could lead to phishing...

CVE-2025-67849

A flaw was found in Moodle. This cross-site scripting XSS vulnerability, caused by improper sanitization of AI prompt responses, allows attackers to inject malicious HTML or script into web pages. When other users view these compromised pages, their sessions could be stolen, or the user interface...

CVE-2025-67850

A flaw was found in moodle. This vulnerability, known as Cross-Site Scripting XSS, occurs due to insufficient checks on user-provided data in the formula editor's arithmetic expression fields. A remote attacker could inject malicious code into these fields. When other users view these expressions...

CVE-2025-67848

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...

CVE-2025-67847

A flaw was found in Moodle. An attacker with access to the restore interface could trigger server-side execution of arbitrary code. This is due to insufficient validation of restore input, which leads to unintended interpretation by core restore routines. Successful exploitation could result in a...

PT-2026-4322

Name of the Vulnerable Software and Affected Versions Moodle affected versions not specified Description A flaw exists in Moodle that allows an attacker with access to the restore interface to trigger server-side execution of arbitrary code. This is caused by inadequate validation of restore inpu...

Authentication Bypass

moodle/moodle is vulnerable to an authentication bypass. The vulnerability is due to improper enforcement of multi-factor authentication logic under certain conditions, which allows an attacker with valid credentials to bypass MFA and gain unauthorized access to user accounts...