CVE-2026-121731
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.
Executive briefing
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Evidence confidence: Not assessed Evidence-derived, not an exploitability verdict
Severity & attack characteristics
CVSS vector:CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Technical explanation & impact
Technical root-cause details are not available in the current source record.
Assess the impact using the published CVSS metrics and the affected vendor component.
Affected products and versions
NVD has not supplied machine-readable vulnerable CPE product/version entries for this CVE. This is an information gap, not proof that no products are affected. Check the vendor advisory references below.
Remediation & validation
- Identify exposure by comparing the affected product and version ranges with your asset inventory, SBOM and externally exposed services.
- Review the linked vendor security advisory or patch notes. Upgrade to a vendor-confirmed fixed release; do not infer a fixed version from the CVE description.
- Until patched, consider restricting network access or disabling the affected feature where operationally safe. These are temporary controls, not a substitute for a vendor fix.
- Validate the remediation with a version check and vulnerability rescan, then retain change evidence.
No fixed version is displayed unless it is explicitly established by a vendor advisory. Follow the vendor's release notes for exact product and branch applicability.
Vendor advisories, patches & exploit references
- https://github.com/francoisjacquet/rosariosis VENDOR disclosure@vulncheck.com
- https://github.com/francoisjacquet/rosariosis/blob/v12.8.1/modules/Attendance/includes/StudentSummary.php#L119 VENDOR disclosure@vulncheck.com
- https://github.com/francoisjacquet/rosariosis/commit/1b809f9761b50c3f6faf9e1b2b5f5e74d63509c1 VENDOR disclosure@vulncheck.com
- https://github.com/francoisjacquet/rosariosis/releases/tag/v12.9 VENDOR disclosure@vulncheck.com
- https://gitlab.com/francoisjacquet/rosariosis/-/issues/375 REFERENCE disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/rosariosis-before-12.9-sql-injection-via-period-id-in-attendance-absence-report REFERENCE disclosure@vulncheck.com