---
title: "CVE-2026-104891: @insumermodel mppx-condition-gate - Authentication Bypass"
description: "@insumermodel mppx-condition-gate < 3.0.0 and mppx-token-gate < 1.0.4 contain an authentication bypass caused by accepting client-supplied wallet addresses without verifying control, letting unauthenticated attackers gain unauthorized free access, exploit requires attacker to specify a qualifying wallet address."
url: https://panop.io/threat-heartbeat/CVE-2026-104891/
---

# CVE-2026-104891 @insumermodel mppx-condition-gate - Authentication Bypass

@insumermodel mppx-condition-gate < 3.0.0 and mppx-token-gate < 1.0.4 contain an authentication bypass caused by accepting client-supplied wallet addresses without verifying control, letting unauthenticated attackers gain unauthorized free access, exploit requires attacker to specify a qualifying wallet address.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.28% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-104891)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

5 October 2026

Updated

15 October 2026

Weakness

[CWE-290](https://cwe.mitre.org/data/definitions/290.html)

## Vendor fix

Update to @insumermodel/mppx-condition-gate 3.0.0 and @insumermodel/mppx-token-gate 1.0.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-104891](https://nvd.nist.gov/vuln/detail/CVE-2026-104891)
- [https://github.com/insumerapi/mppx-condition-gate/commit/b1d9935a57ba6d32da49eead1bfb459ad0cd55ab](https://github.com/insumerapi/mppx-condition-gate/commit/b1d9935a57ba6d32da49eead1bfb459ad0cd55ab)
- [https://github.com/insumerapi/mppx-condition-gate/commit/ec43a2fcd443a0fa102b6d4203abed2b785bd954](https://github.com/insumerapi/mppx-condition-gate/commit/ec43a2fcd443a0fa102b6d4203abed2b785bd954)
- [https://github.com/insumerapi/mppx-condition-gate/security/advisories/GHSA-jg6q-3qfh-r9f8](https://github.com/insumerapi/mppx-condition-gate/security/advisories/GHSA-jg6q-3qfh-r9f8)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

[Book a demo](https://panop.io/demo)