CVE-2021-40309

HIGH

OpenSIS 8.0 - SQL Injection

Title source: llm

Description

A SQL injection vulnerability exists in the Take Attendance functionality of OS4Ed's OpenSIS 8.0. allows an attacker to inject their own SQL query. The cp_id_miss_attn parameter from TakeAttendance.php is vulnerable to SQL injection. An attacker can make an authenticated HTTP request as a user with access to "Take Attendance" functionality to trigger this vulnerability.

Exploits (1)

exploitdb WORKING POC

by Eric Salario · textwebappsphp

https://www.exploit-db.com/exploits/50249

View Code ZIP pw:eip

References (3)

[Product, Third Party Advisory] https://github.com/OS4ED/openSIS-Classic

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/50249

[Exploit, Third Party Advisory] https://github.com/MiSERYYYYY/Vulnerability-Reports-and-Disclosures/blob/main/OpenSIS-Community-8.0.md

Scores

CVSS v3 8.8

EPSS 0.0119

EPSS Percentile 78.9%

Attack Vector NETWORK

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

Details

CWE

CWE-89

Status published

Products (1)

os4ed/opensis 8.0

Published Sep 24, 2021

Tracked Since Feb 18, 2026