What is CVE-2025-62775?

CVE-2025-62775 is a high-severity vulnerability in Mercku M6a, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 8.0/10. Published 2025-10-22.

How severe is CVE-2025-62775?

High severity. CVSS v3 base score is 8.0 out of 10.

Vulnerability in Mercku M6a

CVE-2025-62775

Mercku M6a devices through 2.1.0 allow root TELNET logins via the web admin password.

EPSS: 0.000 (8.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mercku M6a — versions 0

Weakness classification (CWE)

CWE-669 — Incorrect Resource Transfer Between Spheres

References

seclists.org/fulldisclosure/2025/Oct/10
blog.nullvoid.me/posts/mercku-exploits/

Frequently asked questions

What is CVE-2025-62775?: CVE-2025-62775 is a high-severity vulnerability in Mercku M6a, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 8.0/10. Published 2025-10-22.
How severe is CVE-2025-62775?: High severity. CVSS v3 base score is 8.0 out of 10.