ChatterBot Vulnerable to Denial of Service via Database Connection Pool Exhaustion

Summary ChatterBot versions up to 1.2.10 are vulnerable to a denial-of-service condition caused by improper database session and connection pool management. Concurrent invocations of the getresponse method can exhaust the underlying SQLAlchemy connection pool, resulting in persistent service...

CVE-2026-23842

ChatterBot is a machine learning, conversational dialog engine for creating chat bots. ChatterBot versions up to 1.2.10 are vulnerable to a denial-of-service condition caused by improper database session and connection pool management. Concurrent invocations of the getresponse method can exhaust...