CVE-2026-121732

RosarioSIS before 12.9 Improper Authorization via Student Billing Mass Assignment

Published Nov 3, 2026 CVSS 4.0 · 2.1 Low EPSS < 1% KEV · Not listed
Description
RosarioSIS before 12.9 contains an improper authorization vulnerability that allows school-scoped administrators to assign fees and payments to students of other schools via MassAssignFees.php and MassAssignPayments.php. Attackers can substitute foreign student IDs in the student[] POST array of a modfunc=save request to alter other schools' student billing balances, breaking school isolation.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description RosarioSIS before 12.9 contains an improper authorization vulnerability that allows school-scoped administrators to assign fees and payments to students of other schools via MassAssignFees.php and MassAssignPayments.php. Attackers can substitute foreign student IDs in the student[] POST array of a modfunc=save request to alter other schools' student billing balances, breaking school isolation.
Title RosarioSIS before 12.9 Improper Authorization via Student Billing Mass Assignment
First Time appeared Rosariosis
Rosariosis rosariosis
Weaknesses CWE-639
CPEs cpe:2.3:a:rosariosis:rosariosis:*:*:*:*:*:*:*:*
Vendors & Products Rosariosis
Rosariosis rosariosis
References
Metrics cvssV3_1

{'score': 2.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 9, 2026, 5:00 PM
Reserved
Nov 3, 2026, 10:17 PM
Status
Deferred
Published
Nov 3, 2026, 11:17 PM
Modified
Nov 9, 2026, 5:17 PM