CVE-2023-0842

node-xml2js: xml2js is vulnerable to prototype pollution

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · April 5, 2023

Updated · November 1, 2026

Description

A flaw was found in node-xml2js. This flaw 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, making it possible to edit the proto property.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes