CVE-2026-121731— RosarioSIS before 12.9 SQL Injection via period_id in Attendance Absence Report

Quick assessment

Affected

francoisjacquet RosarioSIS

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.

RosarioSIS 12.9 之前的版本存在 SQL 注入漏洞。已认证的非学生用户（包括家长）可通过 StudentSummary.php 中未加引号的 period_id 参数注入 SQL。攻击者可在 IN() 子句中使用不含单引号的载荷，利用基于时间的查询提取管理员密码哈希和学生记录，或通过堆叠语句修改数据。

CVSS 8.8 · High Updated Nov 04, 2026

Possible ATT&CK Techniques 2 AI

T1068 · Exploitation for Privilege Escalation T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

RosarioSIS before 12.9 SQL Injection via period_id in Attendance Absence Report

Source: CVE Program / CVE List V5

Vulnerability Description

RosarioSIS before 12.9 contains a sql injection vulnerability that allows authenticated non-student users, including parents, to inject SQL via the unquoted period_id parameter in StudentSummary.php. Attackers can supply payloads without single quotes into IN() clauses to extract administrator password hashes and student records through time-based queries or modify data via stacked statements.

Source: CVE Program / CVE List V5

CVSS Information

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

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
francoisjacquet	RosarioSIS	0 ~ 12.9	-

II. Public POCs for CVE-2026-121731

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No public POC found.

III. Intelligence Information for CVE-2026-121731

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Vendor Pages for CVE-2026-121731 (2)

Other References for CVE-2026-121731 (4)

https://github.com/francoisjacquet/rosariosis/blob/v12.8.1/modules/Attendance/includes/StudentSummary.php#L119 technical-description
https://gitlab.com/francoisjacquet/rosariosis/-/issues/375 issue-tracking
https://github.com/francoisjacquet/rosariosis/commit/1b809f9761b50c3f6faf9e1b2b5f5e74d63509c1 patch
https://www.vulncheck.com/advisories/rosariosis-before-12.9-sql-injection-via-period-id-in-attendance-absence-report third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-121731

IV. Related Vulnerabilities

Same product: RosarioSIS

Same vendor: francoisjacquet

Same weakness: CWE-89