CVE-2026-49186

HIGH EPSS 23.7%
Published Jun 4, 20264w ago · Modified Jun 17, 20262w ago
8.6 CVSS 4.0
High
Find Similar
Published Jun 4, 2026 4w ago
Last Modified Jun 17, 2026 2w ago

Description

The local MQTT broker does not enforce topic-level Access Control Lists (ACLs). This allows any client to subscribe using wildcard characters (# or +) to enumerate hidden network devices or publish rogue control commands.

CVSS Details

Base Score
8.6
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
23.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-287 Improper Authentication Authentication

Affected Products 2

VendorProductVersionRange
acerconnect_m6e_5g_firmware* ≤m6e_ai_1.00.000019
acerconnect_m6e_5g*any

References 1

  • community.acer.com https://community.acer.com/en/kb/articles/19707
    MitigationVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.