CVE-2026-49198

Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors.

CVSS v3 4.9 MEDIUM

4.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://community.acer.com/en/kb/articles/19672	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:acer:predator_connect_w6x_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:acer:predator_connect_w6x:-:*:*:*:*:*:*:*

History

08 Jun 2026, 12:33

Type	Values Removed	Values Added
References	~~() https://community.acer.com/en/kb/articles/19672 -~~	() https://community.acer.com/en/kb/articles/19672 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.9
First Time		Acer predator Connect W6x Firmware Acer predator Connect W6x Acer
CPE		cpe:2.3:h:acer:predator_connect_w6x:-:::::::* cpe:2.3:o:acer:predator_connect_w6x_firmware::::::::

29 May 2026, 09:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-29 09:16

Updated : 2026-06-08 12:33

NVD link : CVE-2026-49198

Mitre link : CVE-2026-49198

CVE.ORG link : CVE-2026-49198

JSON object : View

Products Affected

acer

predator_connect_w6x
predator_connect_w6x_firmware

CWE

CWE-284

Improper Access Control

{"id": "CVE-2026-49198", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.2}], "cvssMetricV40": [{"type": "Secondary", "source": "8fc372e3-d9c5-46e4-9410-38469745c639", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "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/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2026-05-29T09:16:18.007", "references": [{"url": "https://community.acer.com/en/kb/articles/19672", "tags": ["Vendor Advisory"], "source": "8fc372e3-d9c5-46e4-9410-38469745c639"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "8fc372e3-d9c5-46e4-9410-38469745c639", "description": [{"lang": "en", "value": "CWE-284"}]}], "descriptions": [{"lang": "en", "value": "Improper access control in the MQTT broker allows wildcard topic subscriptions, exposing all MQTT traffic to unauthorized actors."}], "lastModified": "2026-06-08T12:33:21.313", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:acer:predator_connect_w6x_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04ACD33A-38BE-4E2A-B25C-454D7500698B", "versionEndIncluding": "w6x_gbl_2.00.000005"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:acer:predator_connect_w6x:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "B735B8A1-2E2F-4FFF-ABB2-84A9B4A6F15E"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "8fc372e3-d9c5-46e4-9410-38469745c639"}