CVE-2026-24670 Open eClass Has Broken Access Control in Course Units Module Allows Students to Create Units

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a broken access control vulnerability allows authenticated students to create new course units, an action normally restricted to higher-privileged roles. This issue has been patch...

EUVD-2026-5239

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a broken access control vulnerability allows authenticated students to create new course units, an action normally restricted to higher-privileged roles. This issue has been patch...

CVE-2026-24664 Open eClass is Vulnerable to Username Enumeration via Login Response Discrepancies

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

EUVD-2026-5240

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

CVE-2026-24664 Open eClass is Vulnerable to Username Enumeration via Login Response Discrepancies

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

CVE-2026-24664

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

CVE-2026-24664

Open eClass (formerly GUnet eClass) is affected prior to version 4.2 by a username enumeration issue where unauthenticated attackers can determine valid accounts by observing differences in login responses. The vulnerability specifically involves the login workflow, including the /login endpoint,...

CVE-2026-24664 Open eClass is Vulnerable to Username Enumeration via Login Response Discrepancies

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

EUVD-2020-30983

GUnet OpenEclass 1.7.3 contains multiple SQL injection vulnerabilities that allow authenticated attackers to manipulate database queries through unvalidated parameters. Attackers can exploit the 'month' parameter in the agenda module and other endpoints to extract sensitive database information...

CVE-2020-37112

CVE-2020-37112 affects GUnet OpenEclass 1.7.3. The provided documents describe multiple SQL injection vulnerabilities in the agenda module and other endpoints, exploitable by authenticated attackers to manipulate queries and extract sensitive data via error-based or time-based techniques (via the...

PT-2026-6204

Name of the Vulnerable Software and Affected Versions Open eClass versions prior to 4.2 Description The Open eClass platform, previously known as GUnet eClass, a course management system, contains a Stored Cross-Site Scripting XSS issue. Authenticated students can inject malicious JavaScript into...

CVE-2026-24664: Observable Response Discrepancy

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

Open eClass 安全漏洞

Open eClass is an open-source e-classroom system developed by the Greek Universities Network. Versions of Open eClass prior to 4.2 contained security vulnerabilities. These vulnerabilities were caused by insecure direct object references, which could allow unauthenticated remote attackers to acce...

PT-2026-6210

Name of the Vulnerable Software and Affected Versions Open eClass versions prior to 4.2 Description The Open eClass platform, previously known as GUnet eClass, is a course management system. A flaw in the system’s logic allows authenticated students to incorrectly record their attendance in...

Open eClass 代码问题漏洞

Open eClass is an open-source e-classroom system developed by the Greek Universities Network. Versions of Open eClass prior to 4.2 had code vulnerabilities; these vulnerabilities stemmed from a bypass in file upload validation, allowing attackers to upload files with prohibited extensions using Z...

Open eClass 跨站请求伪造漏洞

Open eClass is an open-source e-classroom system developed by the Greek Universities Network. Versions of Open eClass prior to 4.2 contained a cross-site request forgeing vulnerability. This vulnerability stemmed from cross-site request forgery occurring at multiple teacher-restricted endpoints,...

PT-2026-6198

Name of the Vulnerable Software and Affected Versions Open eClass versions prior to 4.2 Description The Open eClass platform, previously known as GUnet eClass, is a course management system. A Cross-Site Request Forgery CSRF issue exists in teacher-restricted endpoints prior to version 4.2. This...

Open eClass 跨站脚本漏洞

Open eClass is an e-classroom system developed by the Greek Universities Network. Versions of Open eClass prior to 4.2 contained a cross-site scripting vulnerability. This vulnerability stemmed from stored-xpected cross-site scripting, which could lead to the execution of malicious JavaScript...

CVE-2026-24668: Improper Access Control

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a broken access control vulnerability allows authenticated students to add content to existing course units, an action normally restricted to higher-privileged roles. This issue h...

Open eClass 代码问题漏洞

Open eClass is an open-source e-classroom system developed by the Greek Universities Network. Versions of Open eClass prior to 4.2 contained code vulnerabilities. These vulnerabilities stemmed from the failure to invalidate active user sessions after password changes, allowing unauthorized access...