ZDI-26-472: (Pwn2Own) Sony XAV-9500ES RTSP SETUP Buffer Overflow Remote Code Execution Vulnerability
Published Jul 29, 2026
·Updated
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Sony XAV-9500ES devices. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-18279.
Affected Software
1 affected component
Sony XAV-9500ES
Event History
Jul 29, 2026
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
Frequently Asked Questions
1
What is the severity of ZDI-26-472?
The severity of ZDI-26-472 is rated at 90, indicating a high risk level.
2
How do I fix ZDI-26-472?
To fix ZDI-26-472, ensure that your Sony XAV-9500ES device has the latest firmware updates applied.
3
What type of vulnerability is ZDI-26-472?
ZDI-26-472 is a buffer overflow vulnerability that can lead to remote code execution.
4
Do I need authentication to exploit ZDI-26-472?
No, authentication is not required to exploit ZDI-26-472.
5
What devices are affected by ZDI-26-472?
ZDI-26-472 affects the Sony XAV-9500ES device.