CVE-2026-78860

State: Published
Severity: 7.8 High
Published: Oct 5, 2026
Updated: Oct 6, 2026
Reserved: Aug 25, 2026

Description

An issue in Mercusys AC12 V2 allows a local attacker to execute arbitrary code via the storage of information in plaintext

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-311 Missing Encryption of Sensitive Data
CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
n/an/a	n/aAffected

References

http://mercusys.com/
https://threadpoolx.gitbook.io/docs/cve/mercusys-ac12-v2-security-advisory/missing-firmware-encryption-and-secure-boot-mechanisms

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