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VulnerabilityPublished

CVE-2026-40830: MB connect line mbCONNECT24 · SQL Injection

Affects MB connect line mbCONNECT24Source CVE Database V5

0

Not known to be exploited · CVSS 7.0 High.

Data as of 27 Oct 2026, 05:11 UTC

CVSS 4.0 base score
7.0High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 27 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
MB connect linembCONNECT24Affected
  • <=2.20.0
Fixed in–
MB connect linemymbCONNECT24Affected
  • <=2.20.0
Fixed in–
MB connect linembCONNECT24Affected
  • =2.20.0
Fixed in–
MB connect linemymbCONNECT24Affected
  • =2.20.0
Fixed in–
HelmholzmyREX24V2Affected
  • <=2.20.0
Fixed in–
HelmholzmyREX24V2.virtualAffected
  • <=2.20.0
Fixed in–

AI-suggested

Until a fix is available, restricting access to the vulnerable admin.mbnetj.php interface and applying compensating controls to limit exposure may reduce risk.

Description

A high privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the admin.mbnetj.php files UpdateParam function due to improper neutralization of special elements in a SQL UPDATE command allowing for reading the whole database and changing values in a non critical table. This can result in a total loss of confidentiality and some loss of integrity.

References

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