Cyber Resilience

CVE-2026-50209

CriticalLPEUpdated

Published: 04 June 2026

Published
04 June 2026
Modified
17 June 2026
KEV Added
Patch
CVSS Score v4 9.3 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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
EPSS Score 0.0010 1.3th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-50209 is a critical-severity Incorrect Permission Assignment for Critical Resource (CWE-732) vulnerability in Acer Connect M6E 5G Firmware. Its CVSS base score is 9.3 (Critical).

Operationally, ranked at the 1.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Broadcast events allow malicious software to rewrite the device's default Mobile Device Management (MDM) endpoint address, shifting administrative ownership to an external attacker.

CWE(s)

Related Threats

CVEs Like This One

CVE-2026-49193Same product: Acer Connect M6E 5G
CVE-2026-49191Same product: Acer Connect M6E 5G
CVE-2026-49194Same product: Acer Connect M6E 5G
CVE-2026-49190Same product: Acer Connect M6E 5G
CVE-2026-50206Same product: Acer Connect M6E 5G
CVE-2026-49188Same product: Acer Connect M6E 5G
CVE-2026-50208Same product: Acer Connect M6E 5G
CVE-2026-49186Same product: Acer Connect M6E 5G
CVE-2026-49187Same product: Acer Connect M6E 5G
CVE-2026-49203Same product: Acer Connect M6E 5G

Affected Assets

acer
connect m6e 5g firmware
≤ m6e_ai_1.00.000019

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-732

Procedures support proper permission assignment for critical resources through documented controls.

addresses: CWE-732

Attribute management for resources provides a mechanism to assign and maintain correct permissions based on security labels.

addresses: CWE-732

Prevents overly permissive assignments to critical resources by limiting to task needs.

addresses: CWE-732

Training policy covers correct permission assignment, reducing the ability to exploit incorrect permission assignments for critical resources.

addresses: CWE-732

Training on permission management reduces incorrect permission assignments for critical resources.

addresses: CWE-732

Audit logs and logging tools are critical resources whose protection requires correct permission assignments to block unauthorized actions.

addresses: CWE-732

Assessments review permission assignments on critical resources to confirm correctness, mitigating exploitation via incorrect permissions.

addresses: CWE-732

Certification includes checking that permissions on critical resources are correctly assigned.

References