High (7.5) in ibm mq appliance. EPSS 0.9% chance of exploitation in the next 30 days.
IBM MQ Appliance 9.3 CD and LTS are vulnerable to a heap-based buffer overflow, caused by improper bounds checking. A remote authenticated attacker could overflow a buffer and execute arbitrary code on the system or cause the server to crash. IBM X-Force ID: 283137.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)