CVE-2026-49197: Web endpoints intended for the Acer Connect app improperly validate the HTTP Authorization header, failing to block requests when Base64 decoding fails.

PriorityP351critical9.8CVSS 3.1

AVNACLPRNUINSUCHIHAH

EPSS

0.33%

25.0th percentile

Web endpoints intended for the Acer Connect app improperly validate the HTTP Authorization header, failing to block requests when Base64 decoding fails.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
acer	predator_connect_w6x	W6x_GBL_2.00.000005 – *	—
acer	predator_connect_w6x_firmware	<= w6x_gbl_2.00.000005	—

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv4.010.0CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/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

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