npm package report

Is @orpc/client safe?

1 known vulnerability, worst severity CRITICAL.

cvss
9.3

how bad it is if exploited, out of 10

epss
0.90%

chance of exploitation in the next 30 days

xyz score
4.7

CyberXYZ composite, out of 10

fig. 01 — GHSA-m272-9rp6-32mc, the advisory selected below

// advisories

GHSA-m272-9rp6-32mc

CRITICALCVE-2026-28794

A critical Prototype Pollution vulnerability exists in the RPC JSON deserializer of the @orpc/client package. The vulnerability allows unauthenticated, remote attackers to inject arbitrary properties into the global Object.prototype. Because this pollution persists for the lifetime of the Node.js process and affects all objects, it can lead to severe security breaches, including authentication byp

Affected
<= 1.13.5
Fixed in
1.13.6
Weakness
CWE-1321
Published
2026-03-02
Source
github

GHSANVDMITREreferencereference

// dependencies

0 direct

Sign in for dependency paths and remediation

// ai model usage

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

Checked 2026-09-22 at 02:50 UTC. The most recent advisory here was published 2026-03-02. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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Is @orpc/client safe? npm package security report | CyberXYZ