CVE-2021-40260

Name: CVE-2021-40260
Creator: NVD / NIST
Published: 2021-11-08T21:15:07.603+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2021-40260 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Multiple Cross Site Scripting (XSS) vulnerabilities exist in SourceCodester Tailor Management 1.0 via the (1) eid parameter in (a) partedit.php and (b) customeredit.php, the (2) id parameter in (a) editmeasurement.php and (b) addpayment.php, and the (3) error parameter in index.php.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

Multiple Cross Site Scripting (XSS) vulnerabilities exist in SourceCodester Tailor Management 1.0 via the (1) eid parameter in (a) partedit.php and (b) customeredit.php, the (2) id parameter in (a) editmeasurement.php and (b) addpayment.php, and the (3) error parameter in index.php.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.64%

46.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Tailor Management System Project	Tailor Management System	1.0

References

https://sisl.lab.uic.edu/projects/chess/tailor-management/Exploit, Third Party Advisory, Tool Signature
https://sisl.lab.uic.edu/projects/chess/tailor-management/Exploit, Third Party Advisory, Tool Signature

Timeline

Published: Nov 8, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-40260?

How severe is CVE-2021-40260?

CVE-2021-40260 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2021-40260?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-40260?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST