Oracle Critical Patch Updates and Security Alerts
Oracle's landing page for quarterly Critical Patch Updates and out-of-cycle Security Alerts, with release dates and advisories.
Egisedge summary. The official content lives on Oracle's site; this page explains what it covers and how we use it.
Critical Patch Updates are released quarterly, on the third Tuesday of January, April, July and October. A pre-release announcement is published the Thursday before each release. Security Alerts cover urgent fixes that cannot wait for the next scheduled update. Use it to plan each quarter's patch review, testing and production window.
Schedule (checked 8 November 2026): the October 2026 Critical Patch Update is current; the next quarterly CPU is due 19 January 2027. Oracle also runs monthly Critical Security Patch Updates (started May 2026), with the next due 17 November 2026.