Improper Authorization Affecting langfuse-3 package, versions <3.224.1-r0


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
1.01% (61st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CHAINGUARDLATEST-LANGFUSE3-18292655
  • published24 Jul 2026
  • disclosed27 Jul 2026

Introduced: 24 Jul 2026

CVE-2026-64642  (opens in a new tab)
CWE-285  (opens in a new tab)

How to fix?

Upgrade Chainguard langfuse-3 to version 3.224.1-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream langfuse-3 package and not the langfuse-3 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

Next.js is a React framework for building full-stack web applications. In versions 16.0.0 through 16.2.10, crafted requests targeting Next.js applications using App Router built with Turbopack and a single entry in config.i18n.locales can bypass middleware/proxy based authentication. This issue has been fixed in version 16.2.11.

CVSS Base Scores

version 3.1