CVE-2026-49190 PUBLISHED

Missing Per-Instruction Authorization Checks

Assigner: Acer
Reserved: 28.05.2026 Published: 04.06.2026 Updated: 04.06.2026

The system fails to evaluate instructional permissions over multiple internal operation codes (opcodes), permitting unauthorized application installations or command executions.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS Score: 9.4

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	Acer
Product	Connect M6E 5G Portable WiFi Router
Versions	Default: unaffected affected from * to M6E_AI_1.00.000019 (incl.)

Credits

Ta-Lun Yen finder

References

https://community.acer.com/en/kb/articles/19707

Problem Types

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE

Impacts

CAPEC-248: Command Injection