CVE-2026-49194 PUBLISHED

SCREEN_CLICK Authentication Bypass

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

The debugging routine SCREEN_CLICK(5053) enables a connection to skip the standard device login prompt entirely and directly enter an interactive shell interface.

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-287: Improper Authentication CWE

Impacts

CAPEC-115: Authentication Bypass