How severe is CVE-2025-41677?

CVE-2025-41677 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-41677 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-41677?

CVE-2025-41677 affects Mbconnectline Mbnet.mini Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-41677?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-41677 have an EU (EUVD) identifier?

Yes. CVE-2025-41677 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22077.

When was CVE-2025-41677 published?

CVE-2025-41677 was published on 2025-07-21 and last updated on 2026-06-17.

CVE-2025-41677

CVE-2025-41677 is a medium-severity vulnerability in Mbconnectline Mbnet.mini Firmware with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22077
Weakness: CWE-400
Affected product: Mbconnectline Mbnet.mini Firmware
Published: 2025-07-21
Last modified: 2026-06-17

Description

A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession.

Frequently asked questions

What is CVE-2025-41677?: A high privileged remote attacker can exhaust critical system resources by sending specifically crafted POST requests to the send-mail action in fast succession.
How severe is CVE-2025-41677?: CVE-2025-41677 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-41677 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-41677?: CVE-2025-41677 affects Mbconnectline Mbnet.mini Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-41677?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-41677 have an EU (EUVD) identifier?: Yes. CVE-2025-41677 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22077.
When was CVE-2025-41677 published?: CVE-2025-41677 was published on 2025-07-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:mbconnectline:mbnet.mini_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Mbconnectline Mbnet.mini Firmware

CVE-2024-45275 — Critical (CVSS 9.8): The devices contain two hard coded user accounts with hardcoded passwords that allow an unauthenticated remote attacker…
CVE-2024-45274 — Critical (CVSS 9.8): An unauthenticated remote attacker can execute OS commands via UDP on the device due to missing authentication.
CVE-2024-45273 — High (CVSS 8.4): An unauthenticated local attacker can decrypt the devices config file and therefore compromise the device due to a weak…
CVE-2024-45271 — High (CVSS 8.4): An unauthenticated local attacker can gain admin privileges by deploying a config file due to improper input validation.
CVE-2024-45276 — High (CVSS 7.5): An unauthenticated remote attacker can get read access to files in the "/tmp" directory due to missing authentication.
CVE-2025-41675 — High (CVSS 7.2): A high privileged remote attacker can execute arbitrary system commands via GET requests in the cloud server…

All CVEs affecting Mbconnectline Mbnet.mini Firmware →

Other CWE-400 (Uncontrolled Resource Consumption) vulnerabilities

CVE-2026-46775 — Critical (CVSS 9.9): Vulnerability in Oracle REST Data Services (component: Core). Supported versions that are affected are 24.2.0-26.1.0.…
CVE-2025-61303 — Critical (CVSS 9.8): Hatching Triage Sandbox Windows 10 build 2004 (2025-08-14) and Windows 10 LTSC 2021(2025-08-14) contains a…
CVE-2025-43193 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7,…
CVE-2025-24269 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4. An app may be able to…
CVE-2025-24264 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4,…
CVE-2025-24260 — Critical (CVSS 9.8): The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.4, macOS Sonoma 14.7.5,…

Browse all CWE-400 (Uncontrolled Resource Consumption) vulnerabilities →