SB2026022727 - Authentication Bypass by Primary Weakness in IBM MQ Appliance
Published: February 27, 2026
Security Bulletin ID
SB2026022727
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Authentication Bypass by Primary Weakness (CVE-ID: CVE-2026-1713)
CWE-ID: CWE-305 - Authentication Bypass by Primary Weakness
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to modify data on the system.
The vulnerability exists due to authentication bypass by primary weakness. A local user can pass specially crafted input to the application and gain access to SYSTEM.AUTH.DATA.QUEUE.
Remediation
Install update from vendor's website.