npm package report

Is elysia safe?

elysia (npm) has 5 known vulnerabilities, the worst rated CRITICAL. Upgrade to 1.4.29 or later to clear all of them. No malicious-package signal is recorded.

// reach

5 direct dependencies

1 carry known advisories, worst LOW

cookieLOW

3 packages depend on it

an advisory here reaches each of them

Create a free accountfor every dependency path, dependent and what to upgrade

// ai model usage

Tracked for PyPI packages. HuggingFace models declare Python dependencies, so npm packages are not covered.

cvss

9.1

critical

CVSS v4.0 base score out of 10

epss

0.60%

medium

chance of exploitation in 30 days, 49th percentile of all CVEs

xyz score

4.7

medium

CyberXYZ composite out of 10

fig. 01 — GHSA-hxj9-33pp-j2cc, the advisory selected below

// 5 advisories

GHSA-hxj9-33pp-j2cc

CRITICALGitHub ratingCVE-2025-66456

Prototype pollution vulnerability in mergeDeep after merging results of two standard schema validations with the same key.

Full advisory text at GitHub advisory or NVD.

// cvss v4.0 vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Attack vector: Network
Attack complexity: Low
Attack requirements: Present
Privileges required: None
User interaction: None
Confidentiality (vulnerable system): High
Integrity (vulnerable system): High
Availability (vulnerable system): None
Confidentiality (subsequent systems): None
Integrity (subsequent systems): None
Availability (subsequent systems): None

// questions

Is elysia safe to install?

CyberXYZ does not call a package safe in absolute terms. It records 5 known vulnerabilities for elysia (npm), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.

Does elysia have known vulnerabilities?

Yes. CyberXYZ records 5 known vulnerabilities for elysia (npm), the worst rated CRITICAL. They are GHSA-hxj9-33pp-j2cc, GHSA-9643-4qgh-g8mx, GHSA-f45g-68q3-5w8x, GHSA-8vch-m3f4-q8jf, GHSA-8hq9-phh3-p2wp.

Which version of elysia should I use?

1.4.29 or later clears every advisory recorded for elysia (npm). Check the release you pick before installing it.

How do I check elysia before installing?

Search elysia in CyberXYZ Check at https://cyberxyz.io/check?q=elysia. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.

Checked 2026-11-14 at 11:01 UTC. The most recent advisory here was published 2026-09-23. Updated continuously from NVD, GHSA, OSV and CNA feeds.