CVE-2021-43141

Name: CVE-2021-43141
Creator: NVD / NIST
Published: 2021-11-03T19:15:07.633+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.40%

Last modified Jun 17, 2026

CVE-2021-43141 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Simple Subscription Website 1.0 via the id parameter in plan_application.. EPSS estimates a 1.40% chance of exploitation in the next 30 days.

Description

Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Simple Subscription Website 1.0 via the id parameter in plan_application.

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

1.40%

69.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Oretnom23	Simple Subscription Website	1.0

References

https://github.com/Dir0x/CVE-2021-43141Exploit, Third Party Advisory
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-43141Exploit, Third Party Advisory
https://streamable.com/8gydfsExploit, Third Party Advisory
https://www.nu11secur1ty.com/2021/11/cve-2021-43141.htmlExploit, Third Party Advisory
https://github.com/Dir0x/CVE-2021-43141Exploit, Third Party Advisory
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-43141Exploit, Third Party Advisory
https://streamable.com/8gydfsExploit, Third Party Advisory
https://www.nu11secur1ty.com/2021/11/cve-2021-43141.htmlExploit, Third Party Advisory

Timeline

Published: Nov 3, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43141?

Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Simple Subscription Website 1.0 via the id parameter in plan_application.

How severe is CVE-2021-43141?

CVE-2021-43141 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.40% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43141?

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-2021-43141?

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

Scan your code now

Source: NVD / NIST