SB2026081952 - Remote code execution in BlackBerry QNX
Published: August 19, 2026
Security Bulletin ID
SB2026081952
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Validation of Specified Quantity in Input (CVE-ID: CVE-2026-40272)
CWE-ID: CWE-1284 - Improper Validation of Specified Quantity in Input
CVSSv4: 7.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to improper input validation. A remote attacker can create a specially crafted KEV file, trick the victim into opening it using the affected software and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.