High severity7.5NVD Advisory· Published Jan 31, 2021· Updated Jun 17, 2026
CVE-2021-23329
CVE-2021-23329
Description
The package nested-object-assign before 1.0.4 are vulnerable to Prototype Pollution via the default function, as demonstrated by running the PoC below.
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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 |
|---|---|---|
nested-object-assignnpm | < 1.0.4 | 1.0.4 |
Affected products
3- cpe:2.3:a:getadigital:nested-object-assign:*:*:*:*:*:node.js:*:*Range: <1.0.4
- nested-object-assign/nested-object-assigndescription
Patches
Vulnerability mechanics
References
5- github.com/Geta/NestedObjectAssign/pull/11nvdExploitPatchThird Party AdvisoryWEB
- snyk.io/vuln/SNYK-JS-NESTEDOBJECTASSIGN-1065977nvdExploitThird Party AdvisoryWEB
- github.com/advisories/GHSA-c497-v8pv-ch6xghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-23329ghsaADVISORY
- www.npmjs.com/package/nested-object-assignghsaWEB
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