Critical severity · published Feb 15, 2021
CVE-2021-26822
Teachers Record Management System 1.0 is affected by a SQL injection vulnerability in 'searchteacher' POST parameter in search-teacher.php
9.8
CVSS
4.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.8% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TR
Teachers Record Management System · Phpgurukul
1.0 · source: NVD
Affected product
TR
Teachers Record Management System
Phpgurukul
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-26822
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-26822
Exploit
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-26822
Product
https://phpgurukul.com/teachers-record-management-system-using-php-and-mysql/
Exploit
https://www.exploit-db.com/exploits/49562
More from Teachers Record Management System
9.8
CVE-2025-8951
PHPGurukul Teachers Record Management System search.php sql injection
9.8
CVE-2025-6888
PHPGurukul Teachers Record Management System changeimage.php sql injection
9.8
CVE-2025-6885
PHPGurukul Teachers Record Management System edit-teacher-detail.php sql injection
9.8
CVE-2024-51064
Phpgurukul Teachers Record Management System v2.1 is vulnerable to SQL Injection via the tid parameter to admin/queries.php
9.1
CVE-2024-51063
Phpgurukul Teachers Record Management System v2.1 is vulnerable to SQL Injection in add-teacher.php via the mobile number or email parameter