CVE-2026-121732

    Dashboard / Vulnerabilities / CVE-2026-121732

    CVE-2026-121732

    Published: 3 Nov 2026Last Modified: 5 Nov 2026

    Summary: RosarioSIS before 12.9 Improper Authorization via Student Billing Mass Assignment

    Details: 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.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121732.json, https://github.com/francoisjacquet/rosariosis/releases/tag/v12.9, https://nvd.nist.gov/vuln/detail/CVE-2026-121732, https://www.vulncheck.com/advisories/rosariosis-before-12.9-improper-authorization-via-student-billing-mass-assignment, https://gitlab.com/francoisjacquet/rosariosis/-/issues/376, https://github.com/francoisjacquet/rosariosis/commit/a8bb460aacb11661934e6e91fbe0d8158fbc0c4f, https://github.com/francoisjacquet/rosariosis, https://github.com/francoisjacquet/rosariosis/blob/v12.8.1/modules/Student_Billing/MassAssignFees.php#L15, https://github.com/francoisjacquet/rosariosis/blob/v12.8.1/modules/Student_Billing/MassAssignPayments.php#L16

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -013e49bfd44ee6cfe53befe40c58ce9bed720a58

    Affected versions

    v12.8

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-121732 | CVE-DB