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🐘 Packagist

GHSA-h6mp-mc7g-mg49

HIGH

scheb/two-factor-bundle bypass two-factor authentication with unverified JWT trusted device token

Published
May 21, 2024
Updated
Dec 6, 2024
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed

Blast Radius

1 pkg affected
🐘scheb/two-factor-bundle

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.

Description

Before version 3.7 the bundle is vulnerable to a security issue in JWT, which can be exploited by an attacker to generate trusted device cookies on their own, effectively by-passing two-factor authentication.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐘Packagistscheb/two-factor-bundle3.0.0&&< 3.7.03.7.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for scheb/two-factor-bundle. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update scheb/two-factor-bundle to 3.7.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-h6mp-mc7g-mg49 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-h6mp-mc7g-mg49 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-h6mp-mc7g-mg49. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Before version 3.7 the bundle is vulnerable to a [security issue in JWT](https://auth0.com/blog/critical-vulnerabilities-in-json-web-token-libraries/), which can be exploited by an attacker to generate trusted device cookies on their own, effectively by-passing two-factor authentication.
O3 Security · Impact-Aware SCA

Is GHSA-h6mp-mc7g-mg49 in your dependencies?

O3 detects GHSA-h6mp-mc7g-mg49 across Packagist dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.