Vulnerability in N/a

CVE-2026-78861

An issue in Mercusys AC12 V2 allows a local attacker to execute arbitrary code via a hardcoded 512-bit RSA Private Key

Published 2026-10-05 · last modified 2026-10-06.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Weakness classification (CWE)

CWE-789

References

Frequently asked questions

What is CVE-2026-78861?: CVE-2026-78861 is a high-severity vulnerability in N/a, classified under CWE-789. CVSS score: 7.7/10. Published 2026-10-05.
How severe is CVE-2026-78861?: High severity. CVSS v3 base score is 7.7 out of 10.