School App developed by Zyosoft has an Insecure Direct Object Reference vulnerability, allowing authenticated remote attackers to modify a specific parameter to read and modify other users' data.
CVSS 4.0HIGH 8.6·Network·Low privileges·No interaction·EPSS 0.00259·Published 2026-05-02·Fixed in 1.1.62, 2.7.2CWE-639