Release History - The Go Programming Language

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This page summarizes the changes between official stable releases of Go. The change log has the full details.
To update to a specific release, use:
Each major Go release is supported until there are two newer major releases. For example, Go 1.5 was supported until the Go 1.7 release, and Go 1.6 was supported until the Go 1.8 release. We fix critical problems, including critical security problems, in supported releases as needed by issuing minor revisions (for example, Go 1.6.1, Go 1.6.2, and so on).
Go 1.27.0 is a major release of Go. Read the Go 1.27 Release Notes for more information.
go1.27.1 (released 2026-09-01) includes fixes to cgo, the compiler, the runtime, the go fix command, and the database/sql, debug/elf, encoding/json, net/http, os, simd, and simd/archsimd packages. See the Go 1.27.1 milestone on our issue tracker for details.
go1.27.2 (released 2026-10-08) includes security fixes to the go command, and the crypto/tls, html/template, net/http, net/textproto, and os packages, as well as bug fixes to the compiler, the linker, the runtime, the cover tool, the go fix command, vet, and the compress/flate, crypto/mlkem, encoding/json, encoding/json/v2, net/http, and os packages. See the Go 1.27.2 milestone on our issue tracker for details.
go1.27.3 (released 2026-10-19) includes security fixes to the crypto/x509 package. See the Go 1.27.3 milestone on our issue tracker for details.
go1.27.4 (released 2026-11-10) includes security fixes to cgo, the go command, the compiler, the linker, and the net/http package, as well as bug fixes to the assembler, the compiler, the runtime, toolchain bootstrapping, and the crypto/fips140, crypto/hkdf, crypto/rsa, crypto/tls, and net packages. See the Go 1.27.4 milestone on our issue tracker for details.
Go 1.26.0 is a major release of Go. Read the Go 1.26 Release Notes for more information.
go1.26.1 (released 2026-03-05) includes security fixes to the crypto/x509, html/template, net/url, and os packages, as well as bug fixes to the go command, the go fix command, the compiler, and the os and reflect packages. See the Go 1.26.1 milestone on our issue tracker for details.
go1.26.2 (released 2026-04-07) includes security fixes to the go command, the compiler, and the archive/tar, crypto/tls, crypto/x509, html/template, and os packages, as well as bug fixes to the go command, the go fix command, the compiler, the linker, the runtime, and the net, net/http, and net/url packages. See the Go 1.26.2 milestone on our issue tracker for details.
go1.26.3 (released 2026-05-07) includes security fixes to the go command, the pack tool, and the html/template, net, net/http, net/http/httputil, net/mail, and syscall packages, as well as bug fixes to the go command, the go fix command, the compiler, the linker, the runtime, and the crypto/fips140, crypto/tls, go/types, and os packages. See the Go 1.26.3 milestone on our issue tracker for details.
go1.26.4 (released 2026-06-02) includes security fixes to the crypto/x509, mime, and net/textproto packages, as well as bug fixes to the compiler, the runtime, the go fix command, and the crypto/fips140 package. See the Go 1.26.4 milestone on our issue tracker for details.
go1.26.5 (released 2026-07-07) includes security fixes to the crypto/tls and os packages, as well as bug fixes to the compiler, the runtime, the go command, and the net, os, and syscall packages. See the Go 1.26.5 milestone on our issue tracker for details.
go1.26.6 (released 2026-08-13) includes security fixes to the go command, and the crypto/tls, encoding/asn1, encoding/xml, html/template, net, net/http, and net/url packages, as well as bug fixes to the compiler, the linker, the runtime, and the crypto/tls and os packages. See the Go 1.26.6 milestone on our issue tracker for details.
go1.26.7 (released 2026-08-19) includes fixes to the net/http package. See the Go 1.26.7 milestone on our issue tracker for details.
go1.26.8 (released 2026-09-01) includes fixes to cgo, the compiler, the runtime, and the debug/elf and os packages. See the Go 1.26.8 milestone on our issue tracker for details.
go1.26.9 (released 2026-10-08) includes security fixes to the go command, and the crypto/tls, html/template, net/http, net/textproto, and os packages, as well as bug fixes to the compiler, the linker, the runtime, vet, and the crypto/mlkem, net/http, and os packages. See the Go 1.26.9 milestone on our issue tracker for details.
go1.26.10 (released 2026-10-19) includes security fixes to the crypto/x509 package. See the Go 1.26.10 milestone on our issue tracker for details.
go1.26.11 (released 2026-11-10) includes security fixes to cgo, the go command, the compiler, the linker, and the net/http package, as well as bug fixes to the assembler, the compiler, the runtime, toolchain bootstrapping, and the crypto/fips140, crypto/hkdf, crypto/rsa, crypto/tls, net, and net/http packages. See the Go 1.26.11 milestone on our issue tracker for details.
Go 1.25.0 is a major release of Go. Read the Go 1.25 Release Notes for more information.
go1.25.1 (released 2025-09-03) includes security fixes to the net/http package, as well as bug fixes to the go command, and the net, os, os/exec, and testing/synctest packages. See the Go 1.25.1 milestone on our issue tracker for details.
go1.25.2 (released 2025-10-07) includes security fixes to the archive/tar, crypto/tls, crypto/x509, encoding/asn1, encoding/pem, net/http, net/mail, net/textproto, and net/u