--- title: OpenJDK January 2026 Critical Patch Update and Patch Set... description: The January 2026 OpenJDK quarterly update is now available from various distributors, bringing security fixes and bug fixes to all supported Java versions (8,... canonical: https://daily.dev/posts/openjdk-january-2026-critical-patch-update-and-patch-set-update-released-lcvfdilkh twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: OpenJDK January 2026 Critical Patch Update and Patch Set Update Released | daily.dev og:description: The January 2026 OpenJDK quarterly update is now available from various distributors, bringing security fixes and bug fixes to all supported Java versions (8,... og:url: https://daily.dev/posts/openjdk-january-2026-critical-patch-update-and-patch-set-update-released-lcvfdilkh og:image: https://api.daily.dev/og/posts/lCVfDILKh.png og:image:alt: OpenJDK January 2026 Critical Patch Update and Patch Set Update Released og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # OpenJDK January 2026 Critical Patch Update and Patch Set Update Released **[Foojay.io](https://daily.dev/sources/foojayio)** · 5 min read · 0 upvotes · 0 comments ## Summary The January 2026 OpenJDK quarterly update is now available from various distributors, bringing security fixes and bug fixes to all supported Java versions (8, 11, 17, 21, 25). The release includes 11 new security patches and hundreds of bug fixes across versions. Two update types are available: Critical Patch Updates (CPU) focus exclusively on security fixes, while Patch Set Updates (PSU) include both security and non-security bug fixes. Organizations should update their JDK every three months to maintain security. Notable additions include new CRaC features in Azul's distribution, such as image encryption and alternative images for cloud environments. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Java OpenJDK August 2026 Critical Patch Update](https://daily.dev/posts/java-openjdk-august-2026-critical-patch-update-bqsnmdobn) · Microsoft for Java Developers · 4 upvotes · 0 comments - [Java OpenJDK July 2026 Patch & Security Update](https://daily.dev/posts/java-openjdk-july-2026-patch-security-update-ycve3po1w) · DevBlogs · 2 upvotes · 0 comments - [Java OpenJDK April 2026 Patch & Security Update](https://daily.dev/posts/java-openjdk-april-2026-patch-security-update-rwyhq9tuc) · Microsoft for Java Developers · 1 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#java](https://daily.dev/tags/java) [View this post on daily.dev](https://daily.dev/posts/openjdk-january-2026-critical-patch-update-and-patch-set-update-released-lcvfdilkh) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"OpenJDK January 2026 Critical Patch Update and Patch Set Update Released","url":"https://daily.dev/posts/openjdk-january-2026-critical-patch-update-and-patch-set-update-released-lcvfdilkh","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/openjdk-january-2026-critical-patch-update-and-patch-set-update-released-lcvfdilkh"},"datePublished":"2026-01-21T08:42:18.963Z","dateModified":"2026-02-27T20:31:18.045Z","description":"The January 2026 OpenJDK quarterly update is now available from various distributors, bringing security fixes and bug fixes to all supported Java versions (8,...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/40f41f41928733206328acd457cc9852?_a=AQAEulh","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/40f41f41928733206328acd457cc9852?_a=AQAEulh","isAccessibleForFree":true,"articleSection":"Foojay.io","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Foojay.io","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/1820f6a6ae944760aa322b67ed85f848","url":"https://daily.dev/sources/foojayio"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/openjdk-january-2026-critical-patch-update-and-patch-set-update-released-lcvfdilkh","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"security,java","timeRequired":"PT5M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Foojay.io","item":"https://daily.dev/sources/foojayio"},{"@type":"ListItem","position":3,"name":"OpenJDK January 2026 Critical Patch Update and Patch Set Update Released"}]} ```