CVE-2020-36618: A vulnerability classified as critical has been found in Furqan node-whois

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MEDIUM 6.3MITIGATE

CVE-2020-36618 is a medium-severity flaw (CVSS 6.3) affecting node whois. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical has been found in Furqan node-whois. Affected is an unknown function of the file index.coffee. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to launch the attack remotely. The name of the patch is 46ccc2aee8d063c7b6b4dee2c2834113b7286076. It is recommended to apply a patch to fix this issue. The identifier of this vulnerabi

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-74, CWE-1321
Published	2022-12-19
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: furqansofware

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-12-19 14:15 UTCPublished CVE record published
2026-06-17 03:15 UTCUpdated Record last modified

furqansofware node whois MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls node-whois

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-36618?

node whois: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2020-36618 being exploited?

CVE-2020-36618 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-36618 affect?

CVE-2020-36618 affects node whois. Severity is medium (CVSS 6.3). A vulnerability classified as critical has been found in Furqan node-whois. Affected is an unknown function of the file index.coffee. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype po

How urgent is CVE-2020-36618?

Priority 43/100. Public exploit reference

References

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