CVE-2020-13381

openSIS through 7.4 allows SQL Injection.

CVE-2020-13382

openSIS through 7.4 has Incorrect Access Control.

CVE-2021-39377

A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the index.php username parameter.

CVE-2024-51211

SQL injection vulnerability exists in OS4ED openSIS-Classic Version 9.1, specifically in the resetuserinfo.php file. The vulnerability is due to improper input validation of the $username_stn_id parameter, which can be manipulated by an attacker to inject arbitrary SQL commands.

CVE-2021-40353

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database. An attacker can then issue the SQL command through the index.php USERNAME parameter. NOTE: this issue may exist because of an incomplete fix for CVE-2020-6637.

CVE-2020-6142

A remote code execution vulnerability exists in the Modules.php functionality of OS4Ed openSIS 7.3. A specially crafted HTTP request can cause local file inclusion. An attacker can send an HTTP request to trigger this vulnerability.

CVE-2025-22926

An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory traversal by sending a crafted POST request to /Modules.php?modname=messaging/Inbox.php&modfunc=save&filename.

CVE-2021-41691

A SQL injection vulnerability exists in OS4Ed Open Source Information System Community v8.0 via the "student_id" and "TRANSFER{SCHOOL]" parameters in POST request sent to /TransferredOutModal.php.

CVE-2021-39378

A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the NamesList.php str parameter.

CVE-2025-22929

OS4ED openSIS v7.0 to v9.1 was discovered to contain a SQL injection vulnerability via the filter_id parameter at /students/StudentFilters.php.

CVE-2021-39379

A SQL Injection vulnerability exists in openSIS 8.0 when MySQL (MariaDB) is being used as the application database. A malicious attacker can issue SQL commands to the MySQL (MariaDB) database through the ResetUserInfo.php password_stn_id parameter.

CVE-2025-22927

An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory traversal by sending a crafted POST request to /Modules.php?modname=messaging/Inbox.php&modfunc=save&filename.

CVE-2021-40617

An SQL Injection vulnerability exists in openSIS Community Edition version 8.0 via ForgotPassUserName.php.

CVE-2020-6140

SQL injection vulnerability exists in the password reset functionality of OS4Ed openSIS 7.3. The password_stf_email parameter in the password reset page /opensis/ResetUserInfo.php is vulnerable to SQL injection. An attacker can send an HTTP request to trigger this vulnerability.

CVE-2020-6141

An exploitable SQL injection vulnerability exists in the login functionality of OS4Ed openSIS 7.3. A specially crafted HTTP request can lead to SQL injection. An attacker can send an HTTP request to trigger this vulnerability.

CVE-2020-6637

openSIS Community Edition version 7.3 is vulnerable to SQL injection via the USERNAME parameter of index.php.

CVE-2020-6138

SQL injection vulnerability exists in the password reset functionality of OS4Ed openSIS 7.3. The uname parameter in the password reset page /opensis/ResetUserInfo.php is vulnerable to SQL injection An attacker can send an HTTP request to trigger this vulnerability.

CVE-2025-22930

OS4ED openSIS v7.0 to v9.1 was discovered to contain a SQL injection vulnerability via the groupid parameter at /messaging/Group.php.

CVE-2020-6137

SQL injection vulnerability exists in the password reset functionality of OS4Ed openSIS 7.3. The password_stf_email parameter in the password reset page /opensis/ResetUserInfo.php is vulnerable to SQL injection. An attacker can send an HTTP request to trigger this vulnerability.

CVE-2021-40618

An SQL Injection vulnerability exists in openSIS Classic 8.0 via the 1) ADDR_CONT_USRN, 2) ADDR_CONT_PSWD, 3) SECN_CONT_USRN or 4) SECN_CONT_PSWD parameters in HoldAddressFields.php.

CVE-2025-22928

OS4ED openSIS v7.0 to v9.1 was discovered to contain a SQL injection vulnerability via the cp_id parameter at /modules/messages/Inbox.php.

CVE-2020-6139

SQL injection vulnerability exists in the password reset functionality of OS4Ed openSIS 7.3. The username_stf_email parameter in the password reset page /opensis/ResetUserInfo.php is vulnerable to SQL injection. An attacker can send an HTTP request to trigger this vulnerability.

CVE-2021-41678

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database. An attacker can then issue the SQL command through the /opensis/modules/users/Staff.php, staff{TITLE] parameter.

CVE-2021-27341

OpenSIS Community Edition version

CVE-2021-40543

Opensis-Classic Version 8.0 is affected by a SQL injection vulnerability due to a lack of sanitization of input data at two parameters $_GET['usrid'] and $_GET['prof_id'] in the PasswordCheck.php file.

CVE-2021-41679

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database. An attacker can then issue the SQL command through the /opensis/modules/grades/InputFinalGrades.php, period parameter.

CVE-2020-13380

openSIS before 7.4 allows SQL Injection.

CVE-2021-41677

A SQL injection vulnerability exists in version 8.0 of openSIS when MySQL or MariaDB is used as the application database. An attacker can then issue the SQL command through the /opensis/functions/GetStuListFnc.php &Grade= parameter.

CVE-2023-38880

The Community Edition version 9.0 of OS4ED's openSIS Classic has a broken access control vulnerability in the database backup functionality. Whenever an admin generates a database backup, the backup is stored in the web root while the file name has a format of "opensisBackup.sql" (e.g. "opensisBack...