What is CVE-2025-1907?

CVE-2025-1907 is a critical-severity vulnerability in Instantel Micromate, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-05-30.

How severe is CVE-2025-1907?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-1907 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Instantel Micromate

CVE-2025-1907

Instantel Micromate lacks authentication on a configuration port which could allow an attacker to execute commands if connected.

Vulnerability class: Broken Authentication

EPSS: 0.008 (53.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Instantel Micromate — versions All versions

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

Esonhugh/ingressNightmare-CVE-2025-1974-exps

References

Frequently asked questions

What is CVE-2025-1907?: CVE-2025-1907 is a critical-severity vulnerability in Instantel Micromate, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2025-05-30.
How severe is CVE-2025-1907?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-1907 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.