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CVE-2026-40836

Authenticated SQLi in inmessage model

HIGH
7.1
CVSS Score
Published: May 27, 2026 at 07:56 AM UTC
Updated: October 26, 2026 at 11:10 AM UTC
4 products affected across 2 vendorsmbCONNECT24mymbCONNECT24myREX24.virtual

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Severity
HIGH7.1
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

An low privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the inmessage model due to improper neutralization of special elements in a SQL DELETE command allowing for reading the whole database and deleting entries in a non critical table. This can result in a total loss of confidentiality and some loss of integrity.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

myREX24· Helmholz
90%
0.0.0 ≤ v ≤ 2.20.00.0.02.20.0
myREX24.virtual· Helmholz
90%
0.0.0 ≤ v ≤ 2.20.00.0.02.20.0
mbCONNECT24· Mbconnectline
90%
0.0.0 ≤ v ≤ 2.20.00.0.02.20.0
mymbCONNECT24· Mbconnectline
90%
0.0.0 ≤ v ≤ 2.20.00.0.02.20.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://www.certvde.com/en/advisories/VDE-2026-044/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHCERTVDE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89

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