CVE-2026-40820
Authenticated SQLi in getVpnData function
- Medium 6.9
Description
A high privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the getVpnData function due to improper neutralization of special elements in a SQL SELECT command. This can result in a total loss of confidentiality.
Key facts
- Published
- 12 Nov 2026
- Last changed
- 13 Nov 2026
- Assigned by
- CERTVDE
- EPSS
- 0.292% likely to be exploited in the next 30 days, higher than 22.046% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: none; Automatable: no; Technical impact: partial
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 6.9CVSS 4.0, Mediumfrom the CNA (CERTVDE)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N - 4.9CVSS 3.1, Mediumfrom the CNA (CERTVDE)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| MB connect line | mbCONNECT24 |
|
| MB connect line | mymbCONNECT24 |
|
| MB connect line | mbCONNECT24 |
|
| MB connect line | mymbCONNECT24 |
|
| Helmholz | myREX24V2 |
|
| Helmholz | myREX24V2.virtual |
|
| Helmholz | myREX24V2 |
|
| Helmholz | myREX24V2.virtual |
|
Timeline
- 12 Nov 2026 Published
Weakness
Practice this bug class
HackZoneLabs has a hands-on lab on SQL injection (CWE-89).