High severity8.2GHSA Advisory· Published May 28, 2026· Updated Jun 1, 2026

CVE-2026-46509

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
@ranfdev/deepobjnpm	< 1.0.3	1.0.3

Affected products

Ranfdev/DeepobjGHSA
Range: <= 1.0.2
ghsa-coords
pkg:npm/%40ranfdev/deepobj
Range: < 1.0.3

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-x7q7-fchv-8h2jghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2026-46509ghsaADVISORY
github.com/ranfdev/deepobj/security/advisories/GHSA-x7q7-fchv-8h2jnvdWEB

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