CVE-2026-49203

Crucial management API endpoints for cellular eSIM allocation do not validate caller authorization, allowing remote profiles to be rewritten or deleted.

CVSS v3 8.3 HIGH

8.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.5

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://community.acer.com/en/kb/articles/19707	Mitigation Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:acer:connect_m6e_5g_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:acer:connect_m6e_5g:-:*:*:*:*:*:*:*

History

22 Jul 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Puntos finales cruciales de la API de gestión para la asignación de eSIM celulares no validan la autorización del llamador, permitiendo que los perfiles remotos sean reescritos o eliminados.

04 Jun 2026, 19:38

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.3
First Time		Acer connect M6e 5g Firmware Acer connect M6e 5g Acer
CPE		cpe:2.3:o:acer:connect_m6e_5g_firmware:::::::: cpe:2.3:h:acer:connect_m6e_5g:-:::::::*
References	~~() https://community.acer.com/en/kb/articles/19707 -~~	() https://community.acer.com/en/kb/articles/19707 - Mitigation, Vendor Advisory

04 Jun 2026, 07:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-04 07:16

Updated : 2026-07-22 20:10

NVD link : CVE-2026-49203

Mitre link : CVE-2026-49203

CVE.ORG link : CVE-2026-49203

JSON object : View

Products Affected

acer

connect_m6e_5g_firmware
connect_m6e_5g

CWE

CWE-287

Improper Authentication

{"id": "CVE-2026-49203", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-49203", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-06-04T12:32:19.725502Z"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 5.5, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "8fc372e3-d9c5-46e4-9410-38469745c639", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.2, "Automatable": "NOT_DEFINED", "attackVector": "ADJACENT", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "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"}}]}, "affected": [{"source": "8fc372e3-d9c5-46e4-9410-38469745c639", "affectedData": [{"vendor": "Acer", "product": "Connect M6E 5G Portable WiFi Router", "versions": [{"status": "affected", "version": "*", "versionType": "custom", "lessThanOrEqual": "M6E_AI_1.00.000019"}], "defaultStatus": "unaffected"}]}], "published": "2026-06-04T07:16:27.723", "references": [{"url": "https://community.acer.com/en/kb/articles/19707", "tags": ["Mitigation", "Vendor Advisory"], "source": "8fc372e3-d9c5-46e4-9410-38469745c639"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "8fc372e3-d9c5-46e4-9410-38469745c639", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "Crucial management API endpoints for cellular eSIM allocation do not validate caller authorization, allowing remote profiles to be rewritten or deleted."}, {"lang": "es", "value": "Puntos finales cruciales de la API de gesti\u00f3n para la asignaci\u00f3n de eSIM celulares no validan la autorizaci\u00f3n del llamador, permitiendo que los perfiles remotos sean reescritos o eliminados."}], "lastModified": "2026-07-22T20:10:00.127", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:acer:connect_m6e_5g_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1BBE818C-1578-47C8-A402-36D852468C7D", "versionEndIncluding": "m6e_ai_1.00.000019"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:acer:connect_m6e_5g:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "456D03CE-8030-467D-AD67-FA3202605157"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "8fc372e3-d9c5-46e4-9410-38469745c639"}