Helmholz and MB Connect Line: Account takeover via password reset in multiple products
Priority LOW 21CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
Exposure of Sensitive Information to an unauthorized actor vulnerability in MB Connect Lines mbCONNECT24, mymbCONNECT24 and Helmholz' myREX24 and myREX24.virtual in versions <=2.13.3 allow an authorized remote attacker with low privileges to view a limited amount of another accounts contact information.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00515 44th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MB connect line | mbCONNECT24 | 1.0.0 – 2.13.3 | — | No fix listed | CNA |
| MB connect line | mymbCONNECT24 | 1.0.0 – 2.13.3 | — | No fix listed | CNA |
| Helmholz | myREX24 | up to 2.13.3 | — | No fix listed | CNA |
| Helmholz | myREX24.virtual | up to 2.13.3 | — | No fix listed | CNA |
- mbCONNECT24 VendorMB connect line Affected 1.0.0 – 2.13.3 Fixed in — No fix listed CNA
- mymbCONNECT24 VendorMB connect line Affected 1.0.0 – 2.13.3 Fixed in — No fix listed CNA
- myREX24 VendorHelmholz Affected up to 2.13.3 Fixed in — No fix listed CNA
- myREX24.virtual VendorHelmholz Affected up to 2.13.3 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mbconnectline:mbconnect24:*:*:*:*:*:*:*:* | up to 2.13.3 | Vulnerable | MB connect line |
| cpe:2.3:a:mbconnectline:mymbconnect24:*:*:*:*:*:*:*:* | up to 2.13.3 | Vulnerable | MB connect line |
- cpe:2.3:a:mbconnectline:mbconnect24:*:*:*:*:*:*:*:* Versions up to 2.13.3 Vulnerable ·MB connect line
- cpe:2.3:a:mbconnectline:mymbconnect24:*:*:*:*:*:*:*:* Versions up to 2.13.3 Vulnerable ·MB connect line
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-1779
- 2026-10-03 Alias added: GHSA-3m2p-54cw-6mx6
References
More MB connect line Mbconnect24 vulnerabilities
- TI-2026-25997 MB connect line mbCONNECT24 vulnerable to an unauthenticated SQL injection in the setinfo Endpoint CVSS 3.1CRITICAL 9.1
- TI-2020-08317 An issue was discovered in the MB CONNECT LINE mymbCONNECT24 and mbCONNECT24 software in… CVSS 3.1CRITICAL 9.8
- TI-2020-18072 An issue was discovered in MB CONNECT LINE mymbCONNECT24 and mbCONNECT24 through 2.6.2. CVSS 3.1CRITICAL 9.8
- TI-2020-08316 An issue was discovered in the MB CONNECT LINE mymbCONNECT24 and mbCONNECT24 software in… CVSS 3.1HIGH 8.8
- TI-2026-25995 MB connect line mbCONNECT24 vulnerable to RCE in generateSrpArray CVSS 3.1HIGH 8.8
- TI-2023-00934 Helmholz and MB Connect Line: Account takeover via password reset in multiple products CVSS 3.1HIGH 8.8
Sources
- CVE-2023-1779 · CVE Program
- CVE-2023-1779 · NVD
- FIRST EPSS
- GHSA-3m2p-54cw-6mx6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences