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.
References (4)
Scores
CVSS v3
5.3
EPSS
0.0035
EPSS Percentile
57.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-1321
Status
published
Products (2)
npm/xml2js
0 - 0.5.0npm
xml2js_project/xml2js
0.4.23
Published
Apr 05, 2023
Tracked Since
Feb 18, 2026