What’s Vulnerable › Vulnerabilities

CVE-2021-40595

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-21 · updated 2026-06-17
• Weakness: CWE-89

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.

Affected products

• Online Leave Management System Project Online Leave Management System: 1.0

References

• https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-03
• https://www.sourcecodester.com/php/14910/online-leave-management-system-php-free-source-code.html
• https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-03
• https://www.sourcecodester.com/php/14910/online-leave-management-system-php-free-source-code.html

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