CVE-2022-25352

HIGHNVD 7.57.5—

7.5

The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 67.7%
KEV: Not listed

Published

March 17, 2022

Last Modified

November 21, 2024

References (6)

report@snykhttps://github.com/dominictarr/libnested/blob/master/index.js%23L22
report@snykhttps://github.com/dominictarr/libnested/commit/c1129865d75fbe52b5a4f755ad3110ca5420f2e1
report@snykhttps://snyk.io/vuln/SNYK-JS-LIBNESTED-2342117
af854a3a-2127-422b-91ae-364da2661108https://github.com/dominictarr/libnested/blob/master/index.js%23L22
af854a3a-2127-422b-91ae-364da2661108https://github.com/dominictarr/libnested/commit/c1129865d75fbe52b5a4f755ad3110ca5420f2e1
af854a3a-2127-422b-91ae-364da2661108https://snyk.io/vuln/SNYK-JS-LIBNESTED-2342117

Affected Packages

(1 across 1 ecosystem)

npm(1)

Package	Vulnerable range	Fixed in	Dependents
libnested	—	1.5.2	—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

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

Data Freshness Timeline

(refreshed 6× in last 7d / 6× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 01:25 UTCEG score recompute

Frequently asked(5)

What is CVE-2022-25352?

CVE-2022-25352 is a high vulnerability published on March 17, 2022. The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. Note: This vulnerability derives from an incomplete fix for CVE-2020-28283

When was CVE-2022-25352 disclosed?

CVE-2022-25352 was first published in the National Vulnerability Database on March 17, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-25352 actively exploited?

CVE-2022-25352 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 67.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-25352?

CVE-2022-25352 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2022-25352?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-25352, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-25352

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