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CVE-2026-49202: CWE-287: Improper Authentication in Acer Connect M6E 5G Portable WiFi Router

0
High
VulnerabilityCVE-2026-49202cvecve-2026-49202cwe-287
Published: Thu Jun 04 2026 (06/04/2026, 06:30:57 UTC)
Source: CVE Database V5
Vendor/Project: Acer
Product: Connect M6E 5G Portable WiFi Router

Description

CVE-2026-49202 is a high-severity vulnerability in the Acer Connect M6E 5G Portable WiFi Router. It allows access to internal multimedia session archives without requiring authentication. This issue is worsened by permissive Cross-Origin Resource Sharing (CORS) policies that enable cross-site data theft. The vulnerability is classified under improper authentication (CWE-287). No official patch or remediation guidance is currently available from the vendor. The vulnerability has not been reported as exploited in the wild.

CVSS v4.0

Score 8.8high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
Low
Vuln. Availability
Low
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/04/2026, 13:48:42 UTC

Technical Analysis

This vulnerability in the Acer Connect M6E 5G Portable WiFi Router involves improper authentication controls that permit unauthorized access to internal multimedia session archives. Additionally, the router's loose CORS configuration facilitates cross-origin attacks, potentially allowing malicious websites to steal sensitive data from the device. The CVSS 4.0 base score is 8.8, indicating a high impact with network attack vector, no privileges or user interaction required, and high confidentiality impact. No patch or official remediation has been disclosed by Acer as of the publication date.

Potential Impact

Unauthorized parties can access sensitive multimedia session archives stored internally on the device without authentication. The permissive CORS settings increase the risk by enabling cross-site theft of this data. This can lead to significant confidentiality breaches. There is no evidence of active exploitation in the wild at this time.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider limiting exposure of the device to untrusted networks and disabling any remote management features if possible. Monitor vendor communications for updates on patches or configuration changes that address the issue.

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Technical Details

Data Version
5.2
Assigner Short Name
Acer
Date Reserved
2026-05-28T02:47:39.776Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a217ebae29bf47b50a6c5ae

Added to database: 6/4/2026, 1:33:46 PM

Last enriched: 6/4/2026, 1:48:42 PM

Last updated: 6/4/2026, 2:41:51 PM

Views: 3

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