CVE-2026-49198

Predator Connect W6x: MQTT Broker Access Control

Published May 29, 2026 CVSS 4.0 · 8.3 High EPSS < 1% KEV · Not listed
Description
Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.

Remediation

Vendor Solution

Fixed on firmware version: W6x_GBL_2.00.000008

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Acer predator Connect W6x Firmware
CPEs cpe:2.3:h:acer:predator_connect_w6x:-:*:*:*:*:*:*:*
cpe:2.3:o:acer:predator_connect_w6x_firmware:*:*:*:*:*:*:*:*
Vendors & Products Acer predator Connect W6x Firmware
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

Type Values Removed Values Added
First Time appeared Acer
Acer predator Connect W6x
Vendors & Products Acer
Acer predator Connect W6x
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.
Title Predator Connect W6x: MQTT Broker Access Control
Weaknesses CWE-284
References
Metrics cvssV4_0

{'score': 8.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Acer
Published
Updated
May 29, 2026, 11:15 AM
Reserved
May 28, 2026, 2:47 AM
Status
Analyzed
Published
May 29, 2026, 9:16 AM
Modified
Jul 21, 2026, 12:10 PM