Issues

• Clarify the stable Container snapshot and Directory contract

  cloudflare/workerd#7862 · Filter by author elliothux opened on Oct 21, 2026

• 🐛 Bug Report — Runtime APIs: AsyncLocalStorage store is never collected when it reaches a Response created inside run() (regression in 1.20260310.1)

  cloudflare/workerd#7851 · Filter by author NotArpit opened on Oct 20, 2026

• Container egress interception never sends 100 Continue

  cloudflare/workerd#7842 · Filter by author ghostwriternr opened on Oct 20, 2026

• fetch 421 retry: retry once on a new connection when a request with a body gets a 421 response

  cloudflare/workerd#7834 · Filter by author npaun opened on Oct 19, 2026
  

• WebCrypto shared buffers: reject SharedArrayBuffer-backed views in SubtleCrypto BufferSource arguments and dictionary members

  cloudflare/workerd#7833 · Filter by author npaun opened on Oct 19, 2026
  

• WebCrypto export order: in exportKey() and wrapKey(), throw NotSupportedError for algorithms that cannot be exported (HKDF, PBKDF2) before the extractable check.

  cloudflare/workerd#7832 · Filter by author npaun opened on Oct 19, 2026
  

• IDNA: update ada-url once it ships Unicode/IDNA 18 tables, then remove the IdnaTestV2.any.js expectations.

  cloudflare/workerd#7831 · Filter by author npaun opened on Oct 19, 2026
  

• Missing Workers AI types for models since October 2026

  types
  cloudflare/workerd#7828 · Filter by author Cherry opened on Oct 19, 2026
  

• Feature proposal: colocated shared cells and generation-scoped termination

  cloudflare/workerd#7820 · Filter by author JustYannicc opened on Oct 19, 2026

• Support non-terminal input reading in node:readline

  cloudflare/workerd#7819 · Filter by author JustYannicc opened on Oct 19, 2026

• Feature request: implement native node:process.cpuUsage() for Workers and Durable Objects

  cloudflare/workerd#7816 · Filter by author JustYannicc opened on Oct 18, 2026
  2

• Python Workers: isolate stuck on 1101 ("Cannot enter a promising task") after a CPU-limit kill with concurrent requests

  cloudflare/workerd#7814 · Filter by author Manikandan-saminathan opened on Oct 18, 2026

• Implement node:wasi preview1 with pluggable filesystem providers and an async JSPI host

  cloudflare/workerd#7813 · Filter by author JustYannicc opened on Oct 18, 2026
  2

• Deleted Durable Object alarm still fires after ctx.abort(), recreating an emptied object

  cloudflare/workerd#7788 · Filter by author ColinMcCullough opened on Oct 16, 2026
  1

• D1 bind(): typed arrays and DataView store text or an empty blob instead of their bytes

  cloudflare/workerd#7785 · Filter by author spa5k opened on Oct 16, 2026

• Durable Object SQL: re-running a cached EXPLAIN after its table is dropped and recreated segfaults workerd

  cloudflare/workerd#7783 · Filter by author Michaelliv opened on Oct 16, 2026

• 🐛 Bug Report — Runtime APIs: a dynamic import() started in a request never settles if that request ends first (legacy module registry)

  cloudflare/workerd#7779 · Filter by author ethan-leonard opened on Oct 16, 2026

• 🐛 Bug Report — Runtime APIs: a pending read() on an unreachable ReadableStream is never garbage collected

  cloudflare/workerd#7774 · Filter by author vicb opened on Oct 15, 2026
  

• Bug Report (by AI) — Runtime APIs: node:crypto rejects null IV for AES-ECB and KeyObject for publicEncrypt

  cloudflare/workerd#7772 · Filter by author Kuriyona opened on Oct 15, 2026
  

• D1: deferred foreign key violation rejects with "internal error; reference = ..." and no cause

  cloudflare/workerd#7769 · Filter by author vanbroup opened on Oct 15, 2026
  1

• A promptly rejected service-binding RPC is reported as a hung Worker

  cloudflare/workerd#7756 · Filter by author bartydoeswhat opened on Oct 15, 2026

• Each WebSocket send from an idle socket leaves 4 FunctionTemplateInfo objects in old space

  cloudflare/workerd#7745 · Filter by author schutzelaars opened on Oct 14, 2026

• 🐛 Bug Report — Runtime APIs: node:crypto diffieHellman fails for an imported X25519 public key

  cloudflare/workerd#7743 · Filter by author janicduplessis opened on Oct 14, 2026

• fetch() UTF-8-encodes outgoing header byte strings, changing the bytes sent

  cloudflare/workerd#7734 · Filter by author rexxars opened on Oct 13, 2026

• RPC calls from a regionally placed Worker have long delays before the API method starts

  cloudflare/workerd#7707 · Filter by author Sillyvan opened on Oct 12, 2026