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CVE-2026-103117— OS4ED openSIS-Classic Save Data DatabaseInc.php db_properties sql injection

Quick assessment

Affected

OS4ED openSIS-Classic

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 OS4ED openSIS-Classic 9.3 及更早版本中检测到一项安全漏洞。受影响的是“Save Data Handler”组件中文件里的函数。对该函数的参数值进行恶意操纵可导致 SQL 注入漏洞。该攻击可远程发起，且利用方法已公开披露，可能被实际利用。项目方此前已通过问题报告获知该漏洞，但至今未作出回应。

CVSS 4.7 · Medium Updated Sep 30, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

OS4ED openSIS-Classic Save Data DatabaseInc.php db_properties sql injection

Source: CVE Program / CVE List V5

Vulnerability Description

A security vulnerability has been detected in OS4ED openSIS-Classic up to 9.3. Affected is the function db_properties of the file functions/DatabaseInc.php of the component Save Data Handler. Such manipulation of the argument values leads to sql injection. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

SQL命令中使用的特殊元素转义处理不恰当(SQL注入)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
OS4ED	openSIS-Classic	9.0	`cpe:2.3:a:os4ed:opensis-classic::::::::`

II. Public POCs for CVE-2026-103117

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-103117

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Other References for CVE-2026-103117 (5)

https://github.com/OS4ED/openSIS-Classic/issues/477 exploit issue-tracking
https://vuldb.com/cve/CVE-2026-103117 third-party-advisory
https://vuldb.com/vuln/411873/cti signature permissions-required
https://vuldb.com/submit/954963 third-party-advisory
https://vuldb.com/vuln/411873 vdb-entry technical-description

https://www.cve.org/CVERecord?id=CVE-2026-103117

Same Patch Batch · OS4ED · 2026-09-30 · 5 CVEs total

CVE-2026-103114	6.3 MEDIUM	OS4ED openSIS-Classic Assignment Management Endpoint Assignments.php DBQuery_assignment sq
CVE-2026-103116	6.3 MEDIUM	OS4ED openSIS-Classic Student List Search Endpoint GetStuListFnc.php DBQuery sql injection
CVE-2026-103115	6.3 MEDIUM	OS4ED openSIS-Classic Student Search CustomFieldsFnc.php sql injection
CVE-2026-103113	4.7 MEDIUM	OS4ED openSIS-Classic General Information Tab Student.php save action sql injection

IV. Related Vulnerabilities

Same product: openSIS-Classic

Same vendor: OS4ED

Same weakness: CWE-89

V. Comments for CVE-2026-103117

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Goal Reached Thanks to every supporter — we hit 100%!

CVE-2026-103117— OS4ED openSIS-Classic Save Data DatabaseInc.php db_properties sql injection

Quick assessment

Possible ATT&CK Techniques 1 AI

I. Basic Information for CVE-2026-103117

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2026-103117

III. Intelligence Information for CVE-2026-103117

Other References for CVE-2026-103117 (5)

Same Patch Batch · OS4ED · 2026-09-30 · 5 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2026-103117

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