ZDI-26-500: WatchGuard FireWare OS networkd network_wireless_kick_off_user_cb Stack-based Buffer Overflow Remote Code Execution Vulnerability
Published Jul 29, 2026
·Updated
This vulnerability allows remote attackers to execute arbitrary code on affected installations of WatchGuard FireWare OS. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.2. The following CVEs are assigned: CVE-2026-13050.
Affected Software
1 affected component
WatchGuard Fireware OS
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-26-500?
The severity of ZDI-26-500 is rated at a CVSS score of 7.2.
2
How do I fix ZDI-26-500?
To fix ZDI-26-500, apply the latest security updates or patches provided by WatchGuard for FireWare OS.
3
What systems are affected by ZDI-26-500?
ZDI-26-500 affects installations of WatchGuard FireWare OS that meet the vulnerability criteria.
4
Is authentication required to exploit ZDI-26-500?
Yes, authentication is required to exploit the ZDI-26-500 vulnerability.
5
What type of vulnerability is ZDI-26-500?
ZDI-26-500 is identified as a stack-based buffer overflow vulnerability that can lead to remote code execution.