CVE-2021-40909 — CRITICAL (9.6)

Vulnerability 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.

CVSS Score

9.6

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Php Crud Without Refresh\/Reload Using Ajax And Datatables Tutorial Project	Php Crud Without Refresh\/Reload Using Ajax And Datatables Tutorial	1.0

Related Weaknesses (CWE)

CWE-89 CWE-79

References

https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVEExploitThird Party Advisory
https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVEExploitThird Party Advisory

FAQ

What is CVE-2021-40909?

CVE-2021-40909 is a vulnerability with a CVSS score of 9.6 (CRITICAL). 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...

How severe is CVE-2021-40909?

CVE-2021-40909 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-40909?

Check the references section above for vendor advisories and patch information. Affected products include: Php Crud Without Refresh\/Reload Using Ajax And Datatables Tutorial Project Php Crud Without Refresh\/Reload Using Ajax And Datatables Tutorial.