nginx-1.27.3 mainline version has been released. See official CHANGES on nginx.org.

Below is a release summary generated by GitHub.

What's Changed

• Version bump. by @pluknet in https://github.com/nginx/nginx/pull/242
• Quic: prevent invalid stream frame retransmissions by @nandsky in https://github.com/nginx/nginx/pull/230
• Adding missing files from recent pcre2 library by @thierryba in https://github.com/nginx/nginx/pull/248
• Security: Update SECURITY.md by @jzebor-at-f5 in https://github.com/nginx/nginx/pull/254
• SSL: disabled TLSv1 and TLSv1.1 by default. by @pluknet in https://github.com/nginx/nginx/pull/252
• Upstream: re-resolvable servers by @bavshin-f5 in https://github.com/nginx/nginx/pull/208
• SSL: fixed MSVC compilation after ebd18ec1812b. by @arut in https://github.com/nginx/nginx/pull/312
• "set by ngx_pcalloc" comments update by @pluknet in https://github.com/nginx/nginx/pull/247
• GitHub: Fix link to Contributing Guidelines by @callahad in https://github.com/nginx/nginx/pull/129
• Core: change TCP keepalive from ms to seconds on DragonFly BSD by @panjf2000 in https://github.com/nginx/nginx/pull/258
• SSL: error message default in object caching API. by @pluknet in https://github.com/nginx/nginx/pull/333
• Issue #330 missing double quote. by @nmentz in https://github.com/nginx/nginx/pull/339
• Mp4 stsc atom fixes by @arut in https://github.com/nginx/nginx/pull/345
• TLS default protocol versions fixup. by @pluknet in https://github.com/nginx/nginx/pull/327
• QUIC: prevented BIO leak in case of error. by @arut in https://github.com/nginx/nginx/pull/348
• Upstream: disallow empty path in proxy_store and friends. by @pluknet in https://github.com/nginx/nginx/pull/344
• QUIC: constant initialization by @pluknet in https://github.com/nginx/nginx/pull/243
• Allowed square brackets with portless IPv6 address. by @arut in https://github.com/nginx/nginx/pull/318
• Mail: handling of CAPABILITY in the LOGIN IMAP command. by @pluknet in https://github.com/nginx/nginx/pull/276
• nginx-1.27.3-RELEASE by @pluknet in https://github.com/nginx/nginx/pull/356

New Contributors

• @nandsky made their first contribution in https://github.com/nginx/nginx/pull/230
• @thierryba made their first contribution in https://github.com/nginx/nginx/pull/248
• @jzebor-at-f5 made their first contribution in https://github.com/nginx/nginx/pull/254
• @bavshin-f5 made their first contribution in https://github.com/nginx/nginx/pull/208
• @callahad made their first contribution in https://github.com/nginx/nginx/pull/129
• @panjf2000 made their first contribution in https://github.com/nginx/nginx/pull/258
• @nmentz made their first contribution in https://github.com/nginx/nginx/pull/339

Full Changelog: https://github.com/nginx/nginx/compare/release-1.27.2...release-1.27.3