Intel

AIKIDO-2026-10664

inngest is vulnerable to Path Traversal

Path Traversal Pre-CVE
Found by Aikido Intel before public disclosure or CVE publication.
Published Apr 30, 2026

55

Medium Risk

This Affects:

JSinngest
0.0.1 - 4.2.4
Fixed in 4.2.5
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TL;DR

Affected versions of this package constructed API client URLs without wrapping runId (and similar path segments) in encodeURIComponent, allowing attackers to inject reserved characters (such as /, .., or ?) into these segments. This could lead to unintended routing or path traversal-like effects.

Who does this affect?

You are affected if you are using a version that falls within the vulnerable range.

Background info

inngest is vulnerable to Path Traversal in versions 0.0.1 - 4.2.4.

How to fix this

Upgrade the inngest library to the patch version.

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