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CVE-2023-0842

nvd nist
Published: Apr 5, 2023Modified: Jun 17, 2026

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5.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Exploitability: 3.9 / Impact: 1.4
Source: NVD

Description

xml2js version 0.4.23 allows an external attacker to edit or add new properties to an object. This is possible because the application does not properly validate incoming JSON keys, thus allowing the __proto__ property to be edited.

Affected (1)

Xml2js Project
1 product
Xml2js
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Xml2js
Version 0.4.23

Related CWEs

CWE-1321
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 (7)

Source: help@fluidattacks.com
ExploitThird Party Advisory
Source: help@fluidattacks.com
Product
Source: help@fluidattacks.com
Source: help@fluidattacks.com
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Product
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.