CVE-2026-18283

Low

Description

Sony XAV-9500ES udev USB Rules Authorization Bypass Vulnerability. This vulnerability allows physically present attackers to bypass authorization on affected installations on Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the udev rules. A crafted USB device connected to the system can trigger instantiation of otherwise restricted USB device types. An attacker can leverage this vulnerability to bypass authorization on the system. Was ZDI-CAN-28992.

SeverityLow

CVSS2.4

Exploit probability—

ProductXAV-9500ES

PublishedAug 20, 2026

First seenAug 20, 2026

Weakness typeCWE-285CWE-285

How to fix

Vendor advisories

sony.com/electronics/support/mobile-cd-players-digital-media-players-xav-series/xav-9500es/software/00274922

Affected products

Product	Affected versions	Fixed in
Sony XAV-9500ES	3.02.00	—

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