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VULNERABILITIES

CVE-2026-36606 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups with a hardcoded DES key using single DES in ECB mode. An attacker who obtains a backup file can decrypt it to recover all stored credentials including admin password, WiFi PSK, and DDNS credentials.

Metrics

CVSS 3.x Severity and Vector Strings:

NDDVolerionCVSS-B:5.9 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA: CISA-ADPCVSS-B:7.1 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/Tymbark7372/MERCUSYS-AC12G/blob/master/advisories/CVE-2026-36606.md [email protected]AdvisoryRemedy

Weakness Enumeration

CWE-IDCWE NameSource
CWE-798Use of Hard-coded CredentialsCISA-ADP

Affected Products

ProductVersions
Mercusys AC12G
AC12G(EU)_V1_200909
AC12G(EU)_V1_210128

CPE

  • No CPEs found in CPE dictionary for this product.

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-36606
NVD Published Date:
Jun 3, 2026
NVD Last Modified:
Jul 22, 2026
Source:
[email protected]
CVE-2026-36606 Details - Not Deferred