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OpenAdvisories
High · 8.2 CVE-2026-46509 EUVD-2026-32976GHSA-x7q7-fchv-8h2j

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

Published May 28, 2026 · Updated Jun 2, 2026 · Assigned by GitHub_M

Description

deepobj provides get, set, delete deep objects in javascript. Prior to 1.0.3, prototype pollution is possible when property paths contain __proto__/constructor/prototype. The property path must not be exposed as user input. This vulnerability is fixed in 1.0.3.

Affected products

VendorProductAffectedFixed
ranfdev deepobj < 1.0.3 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm @ranfdev/deepobj < 1.0.3 1.0.3 GHSA-x7q7-fchv-8h2j

References