ZDI-CAN-28743: ZDI-26-888: Quest NetVault Backup StnzCreateKey Numeric Truncation Error Denial-of-Service Vulnerability
Published Nov 6, 2026
·Updated
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Quest NetVault Backup. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2026-13269.
Event History
Nov 6, 2026
Advisory Published
via ZDI·06:00 AM
Data Sourced
via ZDI·06:00 AM
Description
Frequently Asked Questions
1
Does exploiting this issue require authentication?
No. The vulnerability can be exploited remotely without authentication.
2
What is the known impact of successful exploitation?
Successful exploitation can create a denial-of-service condition on affected Quest NetVault Backup installations.