CVE-2026-18283

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.

Published 20 Aug 2026, 17:17 UTC Last modified 20 Aug 2026, 17:17 UTC

2.4

CVSS 3.0 LOW base score CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack profile

The conditions required to exploit this vulnerability and its potential impact.

Attack vector Physical

Attack complexity Low

Privileges required None

User interaction None

Scope Unchanged

Confidentiality None

Integrity Low

Availability None

Exploitability0.9

Impact1.4

Affected products

Product applicability statements supplied with the NVD record.

NVD has not published structured affected-product data for this record.

Weakness classification

CWE categories help security teams group the underlying software weakness.

CWECWE-285

Source references

External advisories, patches and technical reports attached to this CVE record.

NVD National Vulnerability Database recordnvd.nist.gov 01 Technical reference zdi-disclosures@trendmicro.com 02 Technical reference zdi-disclosures@trendmicro.com