CVE-2021-22931

Name: CVE-2021-22931
Creator: NVD / NIST
Published: 2021-08-16T19:15:13.127+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 21.95%

Last modified Jun 17, 2026

CVE-2021-22931 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Node.js before 16.6.0, 14.17.4, and 12.22.4 is vulnerable to Remote Code Execution, XSS, Application crashes due to missing input validation of host names returned by Domain Name Servers in Node.js dns library which can lead to output of wrong hostnames (leading to Domain Hijacking) and injection vulnerabilities in applications using the library.. EPSS estimates a 21.95% chance of exploitation in the next 30 days.

Description

Node.js before 16.6.0, 14.17.4, and 12.22.4 is vulnerable to Remote Code Execution, XSS, Application crashes due to missing input validation of host names returned by Domain Name Servers in Node.js dns library which can lead to output of wrong hostnames (leading to Domain Hijacking) and injection vulnerabilities in applications using the library.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

21.95%

97.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Nodejs	Node.Js	>= 12.0.0, <= 12.12.0
Nodejs	Node.Js	>= 12.13.0, < 12.22.5
Nodejs	Node.Js	>= 14.0.0, <= 14.14.0
Nodejs	Node.Js	>= 14.15.0, < 14.17.5
Nodejs	Node.Js	>= 16.0.0, < 16.6.2
Netapp	Active Iq Unified Manager	All versions
Netapp	Nextgen Api	All versions
Netapp	Oncommand Insight	All versions
Netapp	Oncommand Workflow Automation	All versions
Netapp	Snapcenter	All versions
Oracle	Graalvm	20.3.3
Oracle	Graalvm	21.2.0
Oracle	Mysql Cluster	<= 8.0.26
Oracle	Peoplesoft Enterprise Peopletools	8.57
Oracle	Peoplesoft Enterprise Peopletools	8.58
Oracle	Peoplesoft Enterprise Peopletools	8.59
Siemens	Sinec Infrastructure Network Services	< 1.0.1.1

References

https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatch, Third Party Advisory
https://hackerone.com/reports/1178337Exploit, Issue Tracking, Third Party Advisory
https://nodejs.org/en/blog/vulnerability/aug-2021-security-releases/Patch, Vendor Advisory
https://security.gentoo.org/glsa/202401-02
https://security.netapp.com/advisory/ntap-20210923-0001/Third Party Advisory
https://security.netapp.com/advisory/ntap-20211022-0003/Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdfPatch, Third Party Advisory
https://hackerone.com/reports/1178337Exploit, Issue Tracking, Third Party Advisory
https://nodejs.org/en/blog/vulnerability/aug-2021-security-releases/Patch, Vendor Advisory
https://security.gentoo.org/glsa/202401-02
https://security.netapp.com/advisory/ntap-20210923-0001/Third Party Advisory
https://security.netapp.com/advisory/ntap-20211022-0003/Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.htmlPatch, Third Party Advisory
https://www.oracle.com/security-alerts/cpujul2022.htmlThird Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch, Third Party Advisory

Timeline

Published: Aug 16, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22931?

How severe is CVE-2021-22931?

CVE-2021-22931 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 21.95% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22931?

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-2021-22931?

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

Scan your code now

Source: NVD / NIST