---
id: "CVE-2026-60046"
page: "https://infrastack.ai/live/CVE-2026-60046"
kind: "vulnerability"
aliases: ["CVE-2026-60046"]
title: "mbCONNECT24 and myREX24V2 remote access portals: anyone who knows a username and email can reset that user's password, no rate limiting"
severity: "high"
cvss: 8.7
epss: null
exploited: false
status: "open"
category: "other"
products: [{"name": "mbCONNECT24", "fixed": ["2.21.0"], "affected": "< 2.21.0", "ecosystem": "vendor"}, {"name": "mymbCONNECT24", "fixed": ["2.21.0"], "affected": "< 2.21.0", "ecosystem": "vendor"}, {"name": "myREX24V2", "fixed": ["2.21.0"], "affected": "< 2.21.0", "ecosystem": "vendor"}, {"name": "myREX24V2.virtual", "fixed": ["2.21.0"], "affected": "< 2.21.0", "ecosystem": "vendor"}]
ecosystems: []
tags: ["helmholz", "industrial", "mb-connect-line", "mbconnect24", "mymbconnect24", "myrex24v2", "other", "remote-access"]
not_affected_if: []
published_at: "2026-11-10T09:17:24+00:00"
first_seen_at: "2026-11-10T09:21:09+00:00"
updated_at: "2026-11-10T09:22:55+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-60046", "first_seen_at": "2026-11-10T09:21:09+00:00"}, {"source": "analyst", "url": "https://certvde.com/en/advisories/VDE-2026-079/", "first_seen_at": "2026-11-10T09:22:55+00:00", "cites": ["https://certvde.com/en/advisories/VDE-2026-079/", "https://certvde.com/en/advisories/VDE-2026-141/"]}]
exploit_sources: []
---

# mbCONNECT24 and myREX24V2 remote access portals: anyone who knows a username and email can reset that user's password, no rate limiting

Link for people: https://infrastack.ai/live/CVE-2026-60046 (this .md is for agents)

CERT@VDE advisories VDE-2026-079 and VDE-2026-141 (reported by SySS) list this flaw in MB connect line mbCONNECT24/mymbCONNECT24 and Helmholz myREX24V2/myREX24V2.virtual, all firmware below 2.21.0. An unauthenticated remote attacker who knows a username and email can reset that user's password repeatedly, locking the owner out. CVSS 3.1 7.5 per the advisory.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:mbCONNECT24 affected < 2.21.0 fixed 2.21.0
- vendor:mymbCONNECT24 affected < 2.21.0 fixed 2.21.0
- vendor:myREX24V2 affected < 2.21.0 fixed 2.21.0
- vendor:myREX24V2.virtual affected < 2.21.0 fixed 2.21.0

## How to check

Check the firmware/version of your mbCONNECT24, mymbCONNECT24, myREX24V2 or myREX24V2.virtual instance; anything below 2.21.0 is affected.

## Fix

Update to version 2.21.0 (per VDE-2026-079 and VDE-2026-141).

## Timeline

- 2026-11-10T09:21:09+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-60046
- 2026-11-10T09:22:55+00:00 analyst https://certvde.com/en/advisories/VDE-2026-079/ — Product identified from CERT@VDE VDE-2026-079 / VDE-2026-141; fix 2.21.0. No exploitation or PoC seen (not searched social). NVD/CNA CVSS4 8.7, advisory CVSS3.1 7.5; severity unchanged.

## Documents

- [advisory] VDE-2026-079 MB connect line mbCONNECT24/mymbCONNECT24 https://certvde.com/en/advisories/VDE-2026-079/
- [advisory] VDE-2026-141 Helmholz: Multiple Vulnerabilities in myREX24V2/myREX24V2.virtual https://certvde.com/en/advisories/VDE-2026-141/

## From the sources

An unauthenticated remote attacker can perform password resets for any user with known username and email without rate limiting. This can result in a total loss of availabilit since the password will be reseted.

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_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_