CVE-2026-6928 [CRITICAL] – IBM Concert 1.0.0 through 3.0.0 references or accesses memory after it has been freed. Thi

IBM Concert 1.0.0 through 3.0.0 references or accesses memory after it has been freed. This allows an attacker who can influence program execution or input may exploit this condition to corrupt memory, cause application crashes, or execute arbitrary code.