CVE-2025-3090
MB connect line: Missing Authentication in mbCONNECT24/mymbCONNECT24
An unauthenticated remote attacker can obtain limited sensitive information and/or DoS the device due to missing authentication for critical function.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
MB connect line: Missing Authentication in mbCONNECT24/mymbCONNECT24
An unauthenticated remote attacker can obtain limited sensitive information and/or DoS the device due to missing authentication for critical function.
- Record
CVE-2025-3090- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
EUVDEUVD-2025-27795
An unauthenticated remote attacker can obtain limited sensitive information and/or DoS the device due to missing authentication for critical function.
- Record
EUVD-2025-27795- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-675r-p8w7-9hq4
An unauthenticated remote attacker can obtain limited sensitive information and/or DoS the device...
An unauthenticated remote attacker can obtain limited sensitive information and/or DoS the device due to missing authentication for critical function.
- Record
GHSA-675r-p8w7-9hq4- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
NVD
An unauthenticated remote attacker can obtain limited sensitive information and/or DoS the device due to missing authentication for critical function.
- Record
CVE-2025-3090- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-3090 is a high vulnerability (CVSS 8.2) in Mb Connect Line Mbconnect24, published June 24, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.