--- title: Elixir v1.20.1 released | daily.dev description: Elixir v1.20.1 has been released with a security fix and several bug fixes. The security patch limits integer components in the Version module to 14 decimal... canonical: https://daily.dev/posts/elixir-v1-20-1-released-kmlgio7kn twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Elixir v1.20.1 released | daily.dev og:description: Elixir v1.20.1 has been released with a security fix and several bug fixes. The security patch limits integer components in the Version module to 14 decimal... og:url: https://daily.dev/posts/elixir-v1-20-1-released-kmlgio7kn og:image: https://api.daily.dev/og/posts/KmLGiO7KN.png og:image:alt: Elixir v1.20.1 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. # Elixir v1.20.1 released **[Elixir Forum](https://daily.dev/sources/elixirforum)** · 1 min read · 0 upvotes · 0 comments ## Summary Elixir v1.20.1 has been released with a security fix and several bug fixes. The security patch limits integer components in the Version module to 14 decimal bytes to prevent parsing excessively large integers from untrusted user input (CVE-2026-49762). Bug fixes include capping width in Calendar.strftime/2 to 1024 characters, ensuring Code.require_file releases the file if compilation fails, and fixing documentation generation in Kernel. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Elixir v1.20.1 released](https://daily.dev/posts/elixir-v1-20-1-released-rlb1x7csc) · Elixir Forum · 1 upvotes · 0 comments - [Elixir v1.20.0-rc.1 released](https://daily.dev/posts/elixir-v1-20-0-rc-1-released-ypruusqzv) · Elixir Forum · 0 upvotes · 0 comments - [Elixir v1.19 released: enhanced type checking, broader type inference, and up to 4x faster compilation for large projects](https://daily.dev/posts/elixir-v1-19-released-enhanced-type-checking-broader-type-inference-and-up-to-4x-faster-compilati-rc2s8j4bd) · Elixir · 22 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#elixir](https://daily.dev/tags/elixir) [View this post on daily.dev](https://daily.dev/posts/elixir-v1-20-1-released-kmlgio7kn) ```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":"Elixir v1.20.1 released","url":"https://daily.dev/posts/elixir-v1-20-1-released-kmlgio7kn","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/elixir-v1-20-1-released-kmlgio7kn"},"datePublished":"2026-07-09T07:04:38.239Z","dateModified":"2026-07-09T07:05:26.887Z","description":"Elixir v1.20.1 has been released with a security fix and several bug fixes. 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