CVE-2021-26822

critical

Description

Teachers Record Management System 1.0 is affected by a SQL injection vulnerability in 'searchteacher' POST parameter in search-teacher.php. This vulnerability can be exploited by a remote unauthenticated attacker to leak sensitive information and perform code execution attacks.

References

https://www.exploit-db.com/exploits/49562

https://phpgurukul.com/teachers-record-management-system-using-php-and-mysql/

https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-26822

Details

Source: Mitre, NVD

Published: 2021-02-15

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.04844