--- title: PSA: Upgrade Erlang/OTP or Ecto/Jason dependencies description: A security advisory for Elixir developers: certain payloads causing slow integer conversion have been patched in new Erlang/OTP releases (24.3.4.13, 25.3.2.3,... canonical: https://daily.dev/posts/psa-upgrade-erlang-otp-or-ecto-jason-dependencies-i9jxn4jhv twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: PSA: Upgrade Erlang/OTP or Ecto/Jason dependencies | daily.dev og:description: A security advisory for Elixir developers: certain payloads causing slow integer conversion have been patched in new Erlang/OTP releases (24.3.4.13, 25.3.2.3,... og:url: https://daily.dev/posts/psa-upgrade-erlang-otp-or-ecto-jason-dependencies-i9jxn4jhv og:image: https://api.daily.dev/og/posts/i9JXN4jhV.png og:image:alt: PSA: Upgrade Erlang/OTP or Ecto/Jason dependencies 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. # PSA: Upgrade Erlang/OTP or Ecto/Jason dependencies **[Elixir Forum](https://daily.dev/sources/elixirforum)** · 1 min read · 0 upvotes · 0 comments ## Summary A security advisory for Elixir developers: certain payloads causing slow integer conversion have been patched in new Erlang/OTP releases (24.3.4.13, 25.3.2.3, 26.0.2). Developers who cannot upgrade OTP can instead update Jason to v1.4.1+ or Ecto to v3.9.6+/v3.10.3+ as alternative mitigations. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [OTP 27.3.4.13 Released](https://daily.dev/posts/otp-27-3-4-13-released-7ejoshwng) · Erlang Forums · 0 upvotes · 0 comments - [Elixir v1.20.0 released](https://daily.dev/posts/elixir-v1-20-0-released-7hyajmuxu) · Elixir Forum · 1 upvotes · 0 comments - [Patch Package OTP 27.3.4.15 Released](https://daily.dev/posts/patch-package-otp-27-3-4-15-released-tyuobuztj) · Erlang Forums · 0 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#elixir](https://daily.dev/tags/elixir), [#erlang](https://daily.dev/tags/erlang), [#ecto](https://daily.dev/tags/ecto) [View this post on daily.dev](https://daily.dev/posts/psa-upgrade-erlang-otp-or-ecto-jason-dependencies-i9jxn4jhv) ```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":"PSA: Upgrade Erlang/OTP or Ecto/Jason dependencies","url":"https://daily.dev/posts/psa-upgrade-erlang-otp-or-ecto-jason-dependencies-i9jxn4jhv","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/psa-upgrade-erlang-otp-or-ecto-jason-dependencies-i9jxn4jhv"},"datePublished":"2026-07-09T07:04:14.958Z","dateModified":"2026-07-09T07:06:25.055Z","description":"A security advisory for Elixir developers: certain payloads causing slow integer conversion have been patched in new Erlang/OTP releases (24.3.4.13, 25.3.2.3,...","image":"https://media.daily.dev/image/upload/s--HRgLpUt6--/f_auto/v1722860399/public/Placeholder%2003","thumbnailUrl":"https://media.daily.dev/image/upload/s--HRgLpUt6--/f_auto/v1722860399/public/Placeholder%2003","isAccessibleForFree":true,"articleSection":"Elixir Forum","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":"Elixir Forum","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/c7c05785a0da4507bf9ae120a7e487e6","url":"https://daily.dev/sources/elixirforum"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/psa-upgrade-erlang-otp-or-ecto-jason-dependencies-i9jxn4jhv","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"security,elixir,erlang,ecto","timeRequired":"PT1M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Elixir Forum","item":"https://daily.dev/sources/elixirforum"},{"@type":"ListItem","position":3,"name":"PSA: Upgrade Erlang/OTP or Ecto/Jason dependencies"}]} ```