CVE-2021-40595

PoC —

CVSS 3.1

9.8 critical

EPSS

1%p70

Published

Jan 21, 2022 (Jan 21, 2022)

Modified

Jun 17, 2026

Description

SQL injection vulnerability in Sourcecodester Online Leave Management System v1 by oretnom23, allows attackers to execute arbitrary SQL commands via the username parameter to /leave_system/classes/Login.php.

Vendors: online leave management system project
Products: online leave management system
Weakness: CWE-89
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.4%)

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