Critical severity · published Jun 4, 2026
CVE-2026-50211
Exposed Factory Testing App Boundaries
9.8
CVSS
0.3%
EPSS
No
On KEV
Description
Leftover engineering diagnostics and factory-level diagnostic software remain exposed on retail builds, giving malicious apps write privileges to internal NVRAM registers.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 21% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CM
Connect M6E 5G Portable WiFi Router · Acer
through M6E_AI_1.00.000019 · source: vendor
CM
Connect M6e 5g Firmware · Acer
through m6e_ai_1.00.000019 · source: NVD
Affected product
CM
Connect M6E 5G Portable WiFi Router
Acer
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-50211
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-50211
Mitigation
https://community.acer.com/en/kb/articles/19707
More from Connect M6E 5G Portable WiFi Router
9.8
CVE-2026-50214
Shared Secret Quota Inflation
9.8
CVE-2026-49191
Exposed Hard-coded M3WebServer Backend API Key
9.8
CVE-2026-49188
Elevated Root Command Execution via ai_cmd Sockets
9.8
CVE-2026-49186
Lack of MQTT Broker Topic Access Control Lists
9.8
CVE-2026-49185
Instruction Injection via FieldX MDM