How severe is CVE-2025-6529?

CVE-2025-6529 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-6529 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6529?

CVE-2025-6529 affects 70mai M300 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6529?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-6529 have an EU (EUVD) identifier?

Yes. CVE-2025-6529 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18959.

When was CVE-2025-6529 published?

CVE-2025-6529 was published on 2025-06-23 and last updated on 2026-06-17.

CVE-2025-6529

CVE-2025-6529 is a high-severity vulnerability in 70mai M300 Firmware with a CVSS 3.x base score of 8.8. 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-1392.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 8.3
CVSS v4: 7.4
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-18959
Weakness: CWE-1392
Affected product: 70mai M300 Firmware
Published: 2025-06-23
Last modified: 2026-06-17

Description

A vulnerability was found in 70mai M300 up to 20250611 and classified as critical. Affected by this issue is some unknown functionality of the component Telnet Service. The manipulation leads to use of default credentials. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-6529?: A vulnerability was found in 70mai M300 up to 20250611 and classified as critical. Affected by this issue is some unknown functionality of the component Telnet Service. The manipulation leads to use of default credentials. The attack needs to be initiated within the local network. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-6529?: CVE-2025-6529 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-6529 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6529?: CVE-2025-6529 affects 70mai M300 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6529?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-6529 have an EU (EUVD) identifier?: Yes. CVE-2025-6529 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18959.
When was CVE-2025-6529 published?: CVE-2025-6529 was published on 2025-06-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:70mai:m300_firmware:*:*:*:*:*:*:*:*

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