OS4ED openSIS-Classic up to 9.3 General Information Tab Student.php save action students sql injection

Summaryinfo

A vulnerability has been found in OS4ED openSIS-Classic up to 9.3 and classified as problematic. The impacted element is the function save action of the file modules/students/Student.php of the component General Information Tab. The manipulation of the argument students leads to sql injection. This vulnerability is traded as CVE-2026-103113. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in OS4ED openSIS-Classic up to 9.3. This issue affects the function save action of the file modules/students/Student.php of the component General Information Tab. The manipulation of the argument students with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-103113. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are needed for exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1505 for this issue.

The exploit is available at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. By approaching the search of inurl:modules/students/Student.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-89762). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• OS4ED

Name

• openSIS-Classic

Version

• 9.0
• 9.1
• 9.2
• 9.3

License

• open-source

Website

• Product: https://github.com/OS4ED/openSIS-Classic/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Submitinfo

Accepted

• Submit #954959: os4ed openSIS Classic (Community Edition) 9.3 SQL Injection (by 360alphalab)

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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