Update Node.js to v26.9.0 - #695
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timmo001 merged 1 commit intoSep 18, 2026
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This PR contains the following updates:
26.8.2→26.9.0Release Notes
nodejs/node (node)
v26.9.0: 2026-09-16, Version 26.9.0 (Current), @aduh95Compare Source
Notable Changes
d414624dce] - (SEMVER-MINOR) crypto: add a generic MAC API (Filip Skokan) #655537ac458f802] - (SEMVER-MINOR) crypto: discover ciphers from OpenSSL providers (Filip Skokan) #654847c7e95a3bd] - (SEMVER-MINOR) crypto: discover hashes from OpenSSL providers (Filip Skokan) #654842d2f4f6d1a] - (SEMVER-MINOR) ffi: enable module by default (Matteo Collina) #65475657415c6df] - (SEMVER-MINOR) lib: implementnode:bench(James M Snell) #65606ebcfec2f0c] - (SEMVER-MINOR) perf_hooks: implement HistogrammeanCIAPI (James M Snell) #65606e1913630c3] - (SEMVER-MINOR) perf_hooks: add CBOR export/import for histogram exchange (James M Snell) #654348e9151c9f2] - (SEMVER-MINOR) src: let embedders supply a builtin code cache without a snapshot (Shelley Vohr) #65352889854f18b] - (SEMVER-MINOR) src,lib: implement experimental DTLS API (James M Snell) #631825198142c59] - (SEMVER-MINOR) vfs: integrate with CJS and ESM module loaders (Matteo Collina) #636535af9d72e7f] - (SEMVER-MINOR) worker: add support for Web Workers (Aviv Keller) #64894Commits
59dcad3f44] - (SEMVER-MINOR) benchmark: implement node:bench version of bench tools (James M Snell) #656066bdb6dd8fa] - benchmark: fix max-regressions detection in compare.js (James M Snell) #6558749d40091ba] - benchmark: add --analyze option to benchmark/scatter.js (James M Snell) #65594bd40a9a19a] - benchmark: add crypto class benchmarks (Filip Skokan) #655186bff2238f5] - buffer: pad aligned allocations by a multiple of 8 (Lazizbek Ergashev) #6560537d12946dd] - buffer: prevent abort on indexOf with lone surrogate needle (Rafael Gonzaga) #6543002f8eb3b2d] - build: add--shared-perfettoflag (Antoine du Hamel) #65614fe7032ec41] - build: enable V8 gdb/lldb plugin support (Chengzhong Wu) #65786109f2caf80] - build: allow linking shared dependencies in the GN build (Shelley Vohr) #6579755213fd8a8] - build: enable the V8 sandbox in shared-cage builds (Shelley Vohr) #62237120929a1b3] - build: add--shared-highwayconfigure flag (Antoine du Hamel) #65686c99af0942b] - build: add--shared-abseilconfigure flag (Antoine du Hamel) #65682431c2bf0eb] - build: define V8_CONTIGUOUS_COMPRESSED_RO_SPACE for shared cage (Shelley Vohr) #65464b6b5764c6e] - build: remove obsolete configure flags (Chengzhong Wu) #65456a623ee29d9] - build,src: make --use-largepages a no-op (Joyee Cheung) #653892f494cb7aa] - crypto: fix multi-prime RSA JWKs (Filip Skokan) #65649501d8ac815] - crypto: cache valid ECDH key pairs (Filip Skokan) #656153fd905ea8f] - crypto: add strict mode to --force-fips (Filip Skokan) #6564554b3cdb805] - crypto: add FIPS indicator diagnostics channel (Filip Skokan) #656453e6e931fc9] - crypto: fix public PKCS8 export error (한국) #65609d414624dce] - (SEMVER-MINOR) crypto: add a generic MAC API (Filip Skokan) #65553eef579047c] - crypto: validate JWK usages before key_ops (Filip Skokan) #655509a9b137a24] - crypto: fix private SPKI export error (Filip Skokan) #655509941fb5dab] - crypto: fix RSA-PSS oversized salt handling (Filip Skokan) #6555009b431596a] - crypto: correct CCM decryption FIPS error message (kyungrae) #65450e6b34e6f7a] - crypto: harden X509Certificate state (Filip Skokan) #65518a884b6ccbc] - crypto: optimize key slot caching (Filip Skokan) #65518fb512086d3] - crypto: add null checks for OPENSSL_INIT_new() (Nora Dossche) #63457656504ffc0] - crypto: prevent Hmac.digest() from returning uninitialized memory (Matteo Collina) #6511215e7884732] - crypto: avoid throwing CryptoKey brand checks (Filip Skokan) #655033302bec74a] - crypto: avoid throwing KeyObject brand checks (Filip Skokan) #655037ac458f802] - (SEMVER-MINOR) crypto: discover ciphers from OpenSSL providers (Filip Skokan) #654847c7e95a3bd] - (SEMVER-MINOR) crypto: discover hashes from OpenSSL providers (Filip Skokan) #654840539e90110] - deps: update googletest to283c175(Node.js GitHub Bot) #65833e34af820da] - deps: update simdjson to 4.6.11 (Node.js GitHub Bot) #658345fb7ffebc2] - deps: update zlib to 1.3.2.1-motley-285e94b (Node.js GitHub Bot) #6583505cdf1db62] - deps: V8: backport1a00890(Jakob Linke) #657648910f7914a] - deps: V8: backportc9c0abf(Jakob Linke) #65764e7fd388424] - deps: V8: backportebd1578(Marja Hölttä) #6576482715158b8] - deps: V8: backportf3d4d45(Olivier Flückiger) #657027003159885] - diagnostics_channel: lazily create tracing context (Romain Lanz) #65513a97def782f] - doc: clarify node:bench significance policy (James M Snell) #65631c74091647d] - doc: clarify isolation modes for node:bench (James M Snell) #656313ef81a676c] - doc: clarify measurement integrity details of node:bench (James M Snell) #656316b565d7b2c] - doc: clarify security triage dispositions and permission boundaries (Rafael Gonzaga) #65436724981287c] - (SEMVER-MINOR) doc: move histogram.burnRate to correct location in doc (James M Snell) #65434f8b627c09b] - doc: fix default limit of maxHeadersCount (Aryn H) #65472aa3d94fc1d] - doc: fix return types for sync methods (Chiang Fong Lee) #58575fe9f452ddd] - doc: document REPL DEP0185 throws and uncaught-exception behavior (Adrián Estrada) #649936b84ee66fa] - errors: validate constructor name (Christian Aurich) #65607ed1b629901] - events: fix weak listener retention overwrite (Aryan) #640247b4c17f723] - ffi: throw on missing memory helper arguments (Soul Lee) #65500cf78d4260e] - ffi: include SharedArrayBuffer in error message (Donghoon Kang) #657352d2f4f6d1a] - (SEMVER-MINOR) ffi: enable module by default (Matteo Collina) #65475bdcb6def4e] - ffi: validate DynamicLibrary getter receivers (Trivikram Kamat) #654155d24a8fe37] - fs: copy directory trees for fs.cp() on the thread pool (Shelley Vohr) #6548840bdf32d91] - fs: give directories created by cpSync the source directory's mode (Shelley Vohr) #654886ac1bc040f] - fs: write files in one thread pool round trip (Shelley Vohr) #65489b4b89c08c1] - fs: handle recursive watch setup races (Filip Skokan) #6569954a1311d9e] - fs: apply nocase to literal glob exclude patterns (Yusuke Hayashi) #648172130460831] - fs: improve performance of recursive directory read (Aviv Keller) #65524ab7f4c88b7] - fs: do not descend into symlinks for ** unless following symlinks (RafaelGSS) #65435e990324e7a] - fs: watch directories, not files, in recursive fs.watch fallback (Shelley Vohr) #65486b6db21972a] - fs: preserve directory timestamps in cp (Abhinandan Kumar) #65540d418ca140e] - fs: fix recursive watch error handling (Filip Skokan) #65635ea372bf9c9] - fs: cancel in-flight stat on abort (Mert Can Altin) #63142458664073e] - fs: fix rmSync error messages for non-ASCII paths (Yeaseen) #6123334b38235c3] - fs: add maxDepth option to glob (Alexander Lichter) #64003e3cc0d9313] - http: fast-forward teardown of unread messages (Matteo Collina) #65732f9175a212c] - http: coalesce chunked writes during auto-corking (GetThatCookie) #64987b4a7cd3efb] - http2: fix write deadlock exposed by larger window sizes (Tim Perry) #65440b7e97f6cfd] - http2: error for incomplete reads on RST, auto-drain, deprecate aborted (Tim Perry) #63249d62989dbdf] - http2: fix async context loss when trailers carry END_STREAM (Orgad Shaneh) #638148aba314f87] - https: limit proxy CONNECT response headers (Matteo Collina) #64545bea74e1cb5] - lib: put node:bench behind an --experimental-bench flag (James M Snell) #659202835523960] - lib: fixup node:bench handling of --require option (James M Snell) #65631aae83d87a4] - lib: improve diagnostic message support (James M Snell) #65631ba7baed423] - lib: have runFile honor permissions and accept URL/Buffer paths (James M Snell) #6563155103db988] - lib: add runFile api to node:bench (James M Snell) #656310a4c50eb76] - lib: add context.diagnostic api to node:bench (James M Snell) #65631476e25e864] - lib: addbench:planevent tonode:bench(James M Snell) #6563167cf0e556f] - lib: clarify mean in node:bench docs (James M Snell) #65631f85f72ad42] - lib: improve node:bench stream handling (James M Snell) #65631b32b09f56b] - lib: add runId, fileRunId, entryFile, namePath to node:bench (James M Snell) #656314b9b53f958] - (SEMVER-MINOR) lib: addnode:benchexplicit createRunner (James M Snell) #65606d9f18171f0] - (SEMVER-MINOR) lib: complete the implementation of node:bench and cli (James M Snell) #65606c39e20e9ca] - (SEMVER-MINOR) lib: implement bench/reporters (James M Snell) #65606657415c6df] - (SEMVER-MINOR) lib: implement node:bench (James M Snell) #6560646863a7f9c] - lib: useFloat16Arrayfrom primordials (Antoine du Hamel) #65702cbd0948138] - lib: defer source map payload decoding until first use (Shelley Vohr) #654901ddb1c8934] - lib: optimize async context frame activation (Tim Perry) #6551902f6feef7e] - lib: use validateArray for array arguments (JunHwan Choi) #65344962795ab8c] - lib: apply minor dtls cleanups (James M Snell) #63539c07b2ab8a9] - lib,benchmark: address multiple review issues (James M Snell) #6563154a5e25f72] - module: derive builtinModules from enabled builtin set (Jungwon Sohn) #65418c93a90cf12] - net: fix BlockList.fromJSON for IPv4-mapped IPv6 rules (Daijiro Wachi) #64125506d23b76f] - net: recognize bare IPv6 loopback addresses in isLoopback (Daijiro Wachi) #6361981cd6d7b78] - net: improve dtls cert verification (James M Snell) #6431451d094e26b] - node-api: make object property arrays const (Yilong Li) #65621875c7ecee2] - node-api: enter env context for async callbacks (Shelley Vohr) #65406ebcfec2f0c] - (SEMVER-MINOR) perf_hooks: implement Histogram meanCI API (James M Snell) #6560609b333bcc5] - perf_hooks: add missing resource timing attributes (greenhead) #65017e1913630c3] - (SEMVER-MINOR) perf_hooks: add CBOR export/import for histogram exchange (James M Snell) #6543467a78317dd] - permission: do not enforce fs and addons in audit mode (Issac) #6565919e69e5f72] - permission: support URL and Uint8Array as has()/drop() reference (Seungmin Nam) #65492168af4d8d7] - permission: block FileHandle fsync and fdatasync (Rafael Gonzaga) #65431855fff682f] - quic: stop guarding ngtcp2_recv_stop_sending callback field (René) #65688d30df2a3e1] - quic: reuse TLS pause machinery to drop event deferral & improve 0RTT (Tim Perry) #65522fce1b6a482] - quic: remove unused fin flag from blob reader wakeup (trivenay) #65315c721aabfb7] - quic: apply multiple fixes to flow control signaling (James M Snell) #653092c552cd32c] - quic: release stream arenas before cleanup (Trivikram Kamat) #65410487662717b] - sea: mount bundled assets as a virtual file system (Matteo Collina) #656750ec15a2a54] - sea: keep ELF segments on separate pages in --build-sea output (Shelley Vohr) #655641627fd6561] - sqlite: re-validate database state after reading options (Trevor Burnham) #6559518c3867d19] - sqlite: run backup completion in callback scope (Filip Skokan) #65666a77d738683] - sqlite: copy changeset before applying it (Matteo Collina) #65286b5f0558c84] - sqlite: reject closing a session from a callback (Trevor Burnham) #654545f95032859] - sqlite: keep sessions alive across SQLite callbacks (Trevor Burnham) #654652ce0e2eb10] - sqlite: throw on disposal of an in-use session (Guilherme Araújo) #65449f66ed89136] - src: fix use-after-free in CleanupHookThunkRun (Caleb Everett) #6563014613fdc3e] - (SEMVER-MINOR) src: fixup histogram and options linting issues (James M Snell) #656066db3f662cf] - src: fix startup snapshot reproducibility of InternalFieldInfo (Chengzhong Wu) #656848e9151c9f2] - (SEMVER-MINOR) src: let embedders supply a builtin code cache without a snapshot (Shelley Vohr) #65352760337aa5b] - src: fix live lock between environments with blocked requests (Ilyas Shabi) #65520f2a588c385] - src: apply IsolateSettings when using a snapshot (Shelley Vohr) #654072fd50ae915] - src: add re-entrancy guard to TriggerUncaughtException (Temuulen Undrakhbayar) #64327e260fd146c] - src: reuse cached strings in CompileSerializeMain (agape1225) #654530650dca863] - src: add missing vector include (Filip Skokan) #656226e9d44d1fe] - src: disable V8 external memory reasonable size check (Paul Bouchon) #655899c46e56303] - src: report libuv error when openAsBlob cannot stat (Paul Bouchon) #65517a0aaff6b07] - src: list scripts when--runhas no command (James Ross) #64606469590c155] - src: fixup manual new/delete usages (James M Snell) #653485902acf031] - src: make the options structs smaller with packed bits (James M Snell) #651450c24639a5a] - (SEMVER-MINOR) src, lib: add stats to dtls (James M Snell) #63182652fbc286e] - (SEMVER-MINOR) src,lib: add dtls interop tests (James M Snell) #63182889854f18b] - (SEMVER-MINOR) src,lib: implement experimental DTLS API (James M Snell) #6318276538d519c] - stream: use webidl validation semantics for args (James M Snell) #65658649a4aba93] - stream: ensure that stateful transforms preserve this (James M Snell) #6565823220992c0] - stream: fix nested async flushing with infinite sources (James M Snell) #656583ad1338139] - stream: ensure from() observes returned rejecting promise correctly (James M Snell) #65658cafdee6369] - stream: apply source normalization once at call time (James M Snell) #65658edb83cb620] - stream: make consumer signals on longer alter source precedence (James M Snell) #6565856bdd765df] - stream: make pipeTo source normalization independent of Writer (James M Snell) #65658037c07af2b] - stream: pre-aborted pipeTo now applies dest failure handling (James M Snell) #656587308492d48] - stream: ensure pre-existing writes drain before EOF and end() waits (James M Snell) #65658756773477b] - stream: ensure async dispoal after endSync awaits for drain (James M Snell) #65658042b951312] - stream: ensure factory signals remain active through closing (James M Snell) #656582dc09ca9ca] - stream: canWrite and ondrain now reflect physical capacity (James M Snell) #656589192fbb6dd] - stream: skip unobserved 'readable' emission at EOF (Matteo Collina) #65749dc25a61e7a] - stream: avoid per-chunk promises in webstream adapters (Matteo Collina) #6554882ae196af6] - stream: address stream/iter review feedback (James M Snell) #656523b37b48592] - stream: replace object sentinel with symbol (James M Snell) #65652b6424b6612] - stream: ensure pipeToSync requires synchronous close (James M Snell) #65652830fc81acf] - stream: cancel active stream/iter pulls (James M Snell) #6565230606908de] - stream: fix merge settlement tagging and falsy error tracking (James M Snell) #656527319198755] - stream: ensure full-close semantics when closed (James M Snell) #65652bf5acb783f] - stream: defend against re-entrancy in writev (James M Snell) #65652b01594f93a] - stream: ensure stability of stored metadata (James M Snell) #656527bfd81ab09] - stream: fixup writer to terminate on consumer return/throw (James M Snell) #65652dc2483c38d] - stream: ensure iterator cleanup on done, reject, etc (James M Snell) #65652f6fac6f7f0] - stream: fixup cancelation handling in pull() (James M Snell) #65652dfe0617e71] - stream: fix early drain after Utf8Stream reopen (Matteo Collina) #65633900fae0a24] - test: split test-bench-cli to try deflaking it (James M Snell) #6591931f4bd73b2] - test: make node:bench test samples survive a coarse clock (Shelley Vohr) #65780e0fa1893c3] - test: do not dump core in external memory limit test (Shelley Vohr) #6578000ad283b8d] - test: zero-fill buffers before the string length limit check (Christian Aurich) #6575570763fcc46] - test: expand test coverage of node:bench (James M Snell) #656315a38e6b115] - (SEMVER-MINOR) test: fix node:bench test timing (James M Snell) #65606536ae0e24b] - (SEMVER-MINOR) test: improve node:bench test coverage (James M Snell) #65606eec66d529c] - (SEMVER-MINOR) test: update bench tests to not fail on no-crypto (James M Snell) #65606ce7b349de5] - test: bump WPT webidl and interfaces (Filip Skokan) #65679ec96f8dc23] - test: update WPT for url toc23755a(Node.js GitHub Bot) #65651ebe2ac248b] - test: fix recursive fs.watch error fixture (Filip Skokan) #65683a19912ee8f] - test: update streams WPT (Jeong SeokChan) #6563814b5dfc63d] - test: removeconsole.logcall innode_run_list(Antoine du Hamel) #655723f67df139c] - test: expect node:ffi to be enabled by default (Matteo Collina) #65636b9ee2e67bf] - (SEMVER-MINOR) test: use native builder for legacy SEA tests (Filip Skokan) #6555353a29d0894] - test: use common spawnSync helpers in more tests (greenhead) #655525c680a50f4] - test: add coverage for removeEventListener boolean capture (Lazizbek Ergashev) #652456f99474912] - test: deflake fastutf8stream destroy and reopen tests (Christian Aurich) #655542342b2bf30] - test: cover Readable.from() sync iterator errors (jakecastelli) #655151e455a4ffe] - test: support inspecting WPTs in child processes (Filip Skokan) #655101f7cab588e] - test: document WPT runner workflows (Filip Skokan) #65510d39a902cec] - test: simplify test-worker-heap-profile.js (Donghoon Kang) #6537290d1b863f7] - test: keep WPT backend checks alive (Filip Skokan) #65320be60c34b52] - (SEMVER-MINOR) test: enable multi-global WPTs (Filip Skokan) #64894d04cfcda8e] - (SEMVER-MINOR) test: add opt-in process WPT runner (Filip Skokan) #64894715c21f805] - (SEMVER-MINOR) test: accomodate multi-global tests in WPT{Runner,TestSpec,Report} (Filip Skokan) #648949aa8489a01] - test: fix lint in dtls tests (Matteo Collina) #649026a3d8a6d9f] - tls: read the peer certificate chain without consuming it (Tony Gies) #656022e519f8fef] - tls,quic: commonize TLS cert handling between tls, dtls & quic (Tim Perry) #647112266c14051] - tools: add GHA workflow to test vendored Perfetto (Antoine du Hamel) #6561419779f121f] - tools: fix the list of globals in ESLint config files (Antoine du Hamel) #65281b57db8dfd3] - typings: add types for performance binding (Jungwon Sohn) #65574371e2260f4] - typings: add encodeIntoResults to EncodingBinding (greenhead) #65350417cdd8a77] - typings: add typing for permission binding (Seungmin Nam) #65385a82cc7097f] - url: align URLPatternInit dictionary conversion with WebIDL (Piyush Yadav) #654980e8f7b96b0] - util: canonicalize namespaced tags in inspect() (René) #63257acd2bb10ce] - v8: add setHeapProfileNearHeapLimit (Ilyas Shabi) #64676d0535b1041] - vfs: load native addons from a mounted file system (Philipp Dunkel) #65680ea6f70ba41] - vfs: fix rename over non-empty directory (Christian Aurich) #65613b4f6b3798a] - vfs: add ZipProvider (Philipp Dunkel) #649155198142c59] - (SEMVER-MINOR) vfs: integrate with CJS and ESM module loaders (Matteo Collina) #6365338192126e2] - worker: start worker threads from the built-in snapshot (Shelley Vohr) #6533656144ea80a] - worker: add ref/unref to web workers (Aviv Keller) #655077231c13b8a] - (SEMVER-MINOR) worker: add wpt tests for Web Workers (Aviv Keller) #648945af9d72e7f] - (SEMVER-MINOR) worker: add support for Web Workers (Aviv Keller) #64894069a1b1200] - zlib: avoid waiting for paused ZIP iterators (Trivikram Kamat) #65278Configuration
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