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CVE-2026-33615

Mbconnectline Mbconnect24 SQL injection

9.1 CRITICALEPSS 0.59%
  1. Published2 Apr 2026

Description

An unauthenticated remote attacker can exploit an unauthenticated SQL Injection vulnerability in the setinfo endpoint due to improper neutralization of special elements in a SQL UPDATE command. This can result in a total loss of integrity and availability.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityNone
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected products

Mbconnectline Mbconnect24≤ 2.19.4
Mbconnectline Mymbconnect24≤ 2.19.4

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2026-33615 being actively exploited?

CVE-2026-33615 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.59%.

How severe is CVE-2026-33615?

CVE-2026-33615 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 0.59% probability of exploitation.

Which products are affected by CVE-2026-33615?

Affected products include Mbconnectline Mbconnect24, Mbconnectline Mymbconnect24.

How do I fix CVE-2026-33615?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-33615 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.