npm package report

Is jsondiffpatch safe?

2 known vulnerabilities, worst severity HIGH.

cvss
8.8

how bad it is if exploited, out of 10

epss
0.40%

chance of exploitation in the next 30 days

xyz score
4.1

CyberXYZ composite, out of 10

fig. 01 — GHSA-j4fx-xxwh-2485, the advisory selected below

// advisories

GHSA-j4fx-xxwh-2485

HIGHCVE-2026-8657

Versions of the package jsondiffpatch before 0.7.6 are vulnerable to Prototype Pollution via the jsondiffpatch.patch() and jsondiffpatch/formatters/jsonpatch.patch() APIs. An attacker can perform prototype pollution by supplying crafted delta or JSON Patch documents, as attacker-controlled property names and path segments are used to traverse and modify objects without restricting access to specia

Affected
< 0.7.6
Fixed in
0.7.6
Weakness
CWE-1321
Published
2026-05-16
Source
github

GHSANVDMITREreferencereferencereferencereferencereferencereferencereferencereference

// dependencies

1 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 00:38 UTC. The most recent advisory here was published 2026-05-16. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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Is jsondiffpatch safe? npm package security report | CyberXYZ