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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.

PUBLISHED Reserved 2026-05-14 | Published 2026-05-28 | Updated 2026-06-02 | Assigner GitHub_M




HIGH: 8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Problem types

CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Product status

< 1.0.3
affected

References

github.com/...eepobj/security/advisories/GHSA-x7q7-fchv-8h2j

cve.org (CVE-2026-46509)

nvd.nist.gov (CVE-2026-46509)

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