MySQL / update detail

Changes in MySQL 8.0.45 (2026-01-20)

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MySQL·6 months ago · Jan 20, 2026, 12:00 AMFixSecurity-relevantAI-assisted summary

Summary

Added detailed LSN and redo‑log capacity information to InnoDB logging, introducing new warning and error codes and retiring old ones.
Fixed numerous bugs affecting InnoDB bulk inserts, CTE handling, REGEXP prepared statements, binary log purging, thread‑pool blocking, GTID gaps, and cluster failover.
Updated the bundled OpenSSL library to version 3.0.18 for improved security.

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MySQL·3 weeks agoChangeSecurity-relevant

Summary

Critical security patch addressing multiple vulnerabilities

security