CVE-2026-24673: Unrestricted Upload of File with Dangerous Type

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a file upload validation bypass vulnerability allows attackers to upload files with prohibited extensions by embedding them inside ZIP archives and extracting them using the...

CVE-2026-24773: Authorization Bypass Through User-Controlled Key

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, an Insecure Direct Object Reference IDOR vulnerability allows unauthenticated remote attackers to access personal files of other users by directly requesting predictable user...

CVE-2026-24672: Improper Neutralization of Input During Web Page Generation

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a Stored Cross-Site Scripting XSS vulnerability allows authenticated students to inject malicious JavaScript into user profile fields, which is executed when users with viewing...

CVE-2026-24669: Insufficient Session Expiration

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, an insecure password reset mechanism allows local attackers to reuse a valid password reset token after it has already been used, enabling unauthorized password changes and...

CVE-2026-24667: Insufficient Session Expiration

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, failure to invalidate active user sessions after a password change allows existing session tokens to remain valid, potentially enabling unauthorized continued access to user...

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 stemmed from username enumeration, which could lead to the identification of valid user accounts...

CVE-2026-24665: Improper Neutralization of Input During Web Page Generation

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a stored Cross-Site Scripting XSS vulnerability allows authenticated students to inject malicious JavaScript into uploaded assignment files, which is executed when instructors vie...

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 business logic flaws, which could allow authenticated students to mark themselves as attendin...

PT-2026-6196

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 susceptible to a username enumeration issue. An unauthenticated attacker can determine valid user accounts ...

PT-2026-6197

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 stored Cross-Site Scripting XSS issue exists in versions before 4.2, enabling authenticated students to...

Open eClass 访问控制错误漏洞

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 security vulnerability related to access control. This vulnerability resulted from improper access control mechanisms, which could allow authenticated...

Open eClass 访问控制错误漏洞

Open eClass is an e-classroom system developed by the Greek Universities Network. Versions of Open eClass prior to 4.2 contained a security vulnerability related to access control. This vulnerability resulted from improper access control mechanisms, which could allow authenticated students to...

PT-2026-6202

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 broken access control issue permits authenticated students to create new course units, a function...

PT-2026-6205

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 file upload validation bypass allows attackers to upload files with restricted extensions by including...

PT-2026-6206

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 Reflected Cross-Site Scripting XSS issue exists in versions prior to 4.2, potentially allowing remote...

PT-2026-6209

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 security issue exists where an unauthenticated remote attacker can access personal files belonging to...

CVE-2026-24671: Improper Neutralization of Input During Web Page Generation

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a Stored Cross-Site Scripting XSS vulnerability allows authenticated high-privileged users teachers or administrators to inject malicious JavaScript into multiple user-controllabl...

CVE-2026-24674: Improper Neutralization of Input During Web Page Generation

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a Reflected Cross-Site Scripting XSS vulnerability allows remote attackers to execute arbitrary JavaScript in the context of authenticated users by crafting malicious URLs and...

CVE-2026-22241

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, an arbitrary file upload vulnerability in the theme import functionality enables an attacker with administrative privileges to upload arbitrary files on the server's file system...

CVE-2020-24381

GUnet Open eClass Platform aka openeclass before 3.11 might allow remote attackers to read students' submitted assessments because it does not ensure that the web server blocks directory listings, and the data directory is inside the web root by default...