--- title: Ruby 3.3.11 Released | daily.dev description: Ruby 3.3.11 has been released, including a security fix for CVE-2026-27820 (a buffer overflow in the zlib gem) and miscellaneous bug fixes. Notably, this is... canonical: https://daily.dev/posts/ruby-3-3-11-released-jvqtw3lsl twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Ruby 3.3.11 Released | daily.dev og:description: Ruby 3.3.11 has been released, including a security fix for CVE-2026-27820 (a buffer overflow in the zlib gem) and miscellaneous bug fixes. Notably, this is... og:url: https://daily.dev/posts/ruby-3-3-11-released-jvqtw3lsl og:image: https://api.daily.dev/og/posts/jVqTw3lsl.png og:image:alt: Ruby 3.3.11 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. # Ruby 3.3.11 Released **[RUBYLAND](https://daily.dev/sources/rubyla)** · 2 min read · 0 upvotes · 0 comments ## Summary Ruby 3.3.11 has been released, including a security fix for CVE-2026-27820 (a buffer overflow in the zlib gem) and miscellaneous bug fixes. Notably, this is the final regular maintenance release for the Ruby 3.3 series. Going forward, Ruby 3.3 enters a one-year security-only maintenance phase lasting until end of March 2027, after which official support ends. Users are advised to plan migration to Ruby 3.4 or 4.0. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Ruby 3.4.6 Released](https://daily.dev/posts/ruby-3-4-6-released-dhdlailvs) · Ruby · 1 upvotes · 0 comments - [Ruby 3.4.8 Released](https://daily.dev/posts/ruby-3-4-8-released-mviizpqld) · Ruby · 2 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#ruby](https://daily.dev/tags/ruby) [View this post on daily.dev](https://daily.dev/posts/ruby-3-3-11-released-jvqtw3lsl) ```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":"Ruby 3.3.11 Released","url":"https://daily.dev/posts/ruby-3-3-11-released-jvqtw3lsl","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/ruby-3-3-11-released-jvqtw3lsl"},"datePublished":"2026-03-26T02:24:51.215Z","dateModified":"2026-03-26T02:25:10.673Z","description":"Ruby 3.3.11 has been released, including a security fix for CVE-2026-27820 (a buffer overflow in the zlib gem) and miscellaneous bug fixes. Notably, this is...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/70148b15fea2449ce466c507466a051c?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/70148b15fea2449ce466c507466a051c?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"RUBYLAND","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":"RUBYLAND","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/rubyla","url":"https://daily.dev/sources/rubyla"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/ruby-3-3-11-released-jvqtw3lsl","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"security,ruby","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"RUBYLAND","item":"https://daily.dev/sources/rubyla"},{"@type":"ListItem","position":3,"name":"Ruby 3.3.11 Released"}]} ```