CVE-2016-5633: Unspecified vulnerability in Oracle MySQL 5.7.13 and earlier allows remote administrators to affect availab...

Security readout for executives and security teams

This is an old Oracle MySQL availability issue affecting MySQL 5.7.13 and earlier. The public description says remote administrators can affect service availability through the Performance Schema area. The bundle does not provide CVSS, CWE, detailed impact, or proof of exploitation, so urgency depends on whether legacy MySQL versions remain in use. Exposure is most likely on legacy Oracle MySQL deployments at version 5.7.13 or earlier, especially where remote administrative access exists. The source bundle lists affected vendor/product fields as n/a, so validate exposure from actual database versions and vendor advisory applicability. Prioritize this as a legacy database hygiene and availability risk, not as a confirmed active exploitation emergency. Systems still running MySQL 5.7.13 or earlier should be reviewed and updated through vendor guidance because unsupported database components create operational and compliance exposure. Mitigation focus: Identify MySQL instances running 5.7.13 or earlier.; Review Oracle CPU October 2016 guidance for applicable fixes.; Apply vendor-supported MySQL updates or distribution packages where applicable..

Prepared

Jun 13, 2026, 13:16 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.