jsii-diff: Command Injection via npm: package argument

Date Aug 7, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product npm · jsii-diff

CVE CVE-2026-15895

High-risk advisory CVE-2026-15895

Summary

jsii-diff: Command Injection via npm: package argument

Why it matters

GitHub has published a reviewed security advisory for jsii-diff. Prioritize it with other application dependency updates, especially because EPSS places it in the 47% percentile.

Operator check

Check whether jsii-diff is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.4. EPSS probability: 0.6%; percentile: 47%.

Sources

GitHub Advisory GHSA-wcx4-wpfv-mc5c NVD — CVE-2026-15895 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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