CVE-2021-4247

Name: CVE-2021-4247
Creator: NVD / NIST
Published: 2022-12-18T08:15:09.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.01%

Last modified Jun 17, 2026

CVE-2021-4247 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability has been found in OWASP NodeGoat and classified as problematic. This vulnerability affects unknown code of the file app/routes/research.js of the component Query Parameter Handler. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in OWASP NodeGoat and classified as problematic. This vulnerability affects unknown code of the file app/routes/research.js of the component Query Parameter Handler. The manipulation leads to denial of service. The attack can be initiated remotely. The name of the patch is 4a4d1db74c63fb4ff8d366551c3af006c25ead12. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216184.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.01%

58.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-404

Affected Software

Vendor	Product	Versions
Owasp	Nodegoat	< 2021-01-26

References

https://github.com/OWASP/NodeGoat/commit/4a4d1db74c63fb4ff8d366551c3af006c25ead12Patch, Third Party Advisory
https://github.com/OWASP/NodeGoat/issues/225Exploit, Patch, Third Party Advisory
https://vuldb.com/?id.216184Permissions Required, Third Party Advisory
https://github.com/OWASP/NodeGoat/commit/4a4d1db74c63fb4ff8d366551c3af006c25ead12Patch, Third Party Advisory
https://github.com/OWASP/NodeGoat/issues/225Exploit, Patch, Third Party Advisory
https://vuldb.com/?id.216184Permissions Required, Third Party Advisory

Timeline

Published: Dec 18, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4247?

How severe is CVE-2021-4247?

CVE-2021-4247 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4247?

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-2021-4247?

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

Scan your code now

Source: NVD / NIST