CVE-2026-18284 Sony XAV-9500ES Crash Dump Handler Command Injection Local Privilege Escalation Vulnerability
Local attackers can escalate privileges to root via command injection in the crash dump handler of Sony XAV-9500ES devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-18284?
CVE-2026-18284 is a high-severity command injection vulnerability in Sony XAV-9500ES, published on 20 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Sony XAV-9500ES Crash Dump Handler Command Injection Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Sony XAV-9500ES devices. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the handling of process crash dumps. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root. Was ZDI-CAN-29061.
Weakness: CWE-78
Which versions are affected by CVE-2026-18284?
How do I fix CVE-2026-18284?
No fix has been published for CVE-2026-18284 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-18284 being exploited?
There is no known exploitation of CVE-2026-18284 in the wild and no public exploit code.
Sources
Also known as GHSA-3j3v-5mxm-2c69.