CVE Vulnerabilities

CVE-2023-26920

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

Published: Dec 12, 2023 | Modified: Nov 21, 2024
CVSS 3.x
6.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
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fast-xml-parser before 4.1.2 allows proto for Prototype Pollution.

Weakness

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.

Affected Software

NameVendorStart VersionEnd Version
Fast_xml_parserNaturalintelligence*4.1.2 (excluding)

Potential Mitigations

References