CVE-2022-22143

Published: May 1, 2022Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

The package convict before 6.2.2 are vulnerable to Prototype Pollution via the convict function due to missing validation of parentKey. **Note:** This vulnerability derives from an incomplete fix of another [vulnerability](https://security.snyk.io/vuln/SNYK-JS-CONVICT-1062508)

Affected (1)

Products: Mozilla: Convict

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Mozilla Convict	Before 6.2.2

Related CWEs

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

References (6)

https://github.com/mozilla/node-convict/blob/5eb1314f85346760a3c31cb14510f2f0af11d0d3/packages/convict/src/main.js%23L569

Source: report@snyk.io

Broken Link

https://github.com/mozilla/node-convict/commit/3b86be087d8f14681a9c889d45da7fe3ad9cd880

Source: report@snyk.io

PatchThird Party Advisory

https://snyk.io/vuln/SNYK-JS-CONVICT-2340604

Source: report@snyk.io

ExploitPatchThird Party Advisory

https://github.com/mozilla/node-convict/blob/5eb1314f85346760a3c31cb14510f2f0af11d0d3/packages/convict/src/main.js%23L569

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link

https://github.com/mozilla/node-convict/commit/3b86be087d8f14681a9c889d45da7fe3ad9cd880

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://snyk.io/vuln/SNYK-JS-CONVICT-2340604

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitPatchThird Party Advisory

Timeline

No history available yet.