CVE-2021-40909

CriticalCVSS 9.6/10Last modified Jun 17, 2026

Description

Cross site scripting (XSS) vulnerability in sourcecodester PHP CRUD without Refresh/Reload using Ajax and DataTables Tutorial v1 by oretnom23, allows remote attackers to execute arbitrary code via the first_name, last_name, and email parameters to /ajax_crud.

Metrics

CVSS 3.1 9.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-79 CWE-89

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-10-09102021Exploit, Third Party Advisory
https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-10-09102021Exploit, Third Party Advisory

Timeline

Published: Jan 24, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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