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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.008 (55.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-1907: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

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.