Issues

• Expose QUIC packet size / PMTUD options (HTTP/3 stalls when path MTU discovery overshoots)

  caddyserver/caddy#8175 · Filter by author MikeRuf opened on Oct 8, 2026
  1

• access log hostnames matching is case sensitive

  caddyserver/caddy#8174 · Filter by author tbshfr opened on Oct 8, 2026

• Reverse proxy with h2c and tls_insecure_skip_verify stopped working

  caddyserver/caddy#8170 · Filter by author PhysicsIsAwesome opened on Oct 7, 2026
  2

• reverseproxy: a 1xx from the upstream removes headers set by the header directive (since v2.9.0)

  caddyserver/caddy#8167 · Filter by author jayhemnani9910 opened on Oct 7, 2026

• reverseproxy: lb_retry_match with a request-only expression retries successful responses (502 since v2.11.3)

  caddyserver/caddy#8166 · Filter by author jayhemnani9910 opened on Oct 7, 2026

• v2.11.7: HTTP/1.1 client gets no response, and its connection stays open, after read_body / read_body_idle expires in reverse_proxy (regression from 2.11.6)

  bug 🐞
  caddyserver/caddy#8165 · Filter by author RublerubitZ opened on Oct 7, 2026
  2

• Panic in deferred write-timeout flush when an upgraded (hijacked) connection outlives write_timeout

  bug 🐞
  caddyserver/caddy#8151 · Filter by author Droid0012 opened on Oct 5, 2026
  1

• encode: HEAD responses send Content-Length 20 (gzip) / 13 (zstd)

  caddyserver/caddy#8148 · Filter by author jayhemnani9910 opened on Oct 5, 2026

• core: config reload cleans up handler modules while requests are still running

  caddyserver/caddy#8143 · Filter by author RentnerKev opened on Oct 4, 2026
  2

• Caddy intercepts /.well-known/acme-challenge silently even with a proxy/webroot route override specified.

  needs docs ✍️
  caddyserver/caddy#8096 · Filter by author Nemezor opened on Oct 1, 2026
  5

  

• MatchTLS is the only core HTTP matcher without CEL expression support

  caddyserver/caddy#8087 · Filter by author stackedbyaradhya opened on Sep 30, 2026

• http: on config reload, the grace period context is cancelled as soon as App.Stop returns, so graceful shutdown of the old servers always ends immediately with "context canceled"

  bug 🐞
  caddyserver/caddy#8078 · Filter by author eemami65 opened on Sep 28, 2026
  4

• Expose the negotiated TLS key exchange (curve) as a placeholder and access-log field

  feature ⚙️help wanted 🆘
  caddyserver/caddy#8065 · Filter by author SPH00123 opened on Sep 25, 2026
  5

• Feature request: expose version/build info via admin API endpoint

  discussion 💬
  caddyserver/caddy#8044 · Filter by author zackwag opened on Sep 20, 2026
  3

• caddyauth: basic_auth accepts duplicate usernames that only collide after {env.*} expansion

  bug 🐞help wanted 🆘
  caddyserver/caddy#8037 · Filter by author Santoshkumarpuppala opened on Sep 19, 2026
  2

• Open redirect on carefully crafted paths

  bug 🐞
  caddyserver/caddy#8023 · Filter by author wdullaer opened on Sep 15, 2026
  10

• strip_path_prefix and handle_path silently fail when the prefix contains non-ASCII characters

  bug 🐞
  caddyserver/caddy#8001 · Filter by author youdie006 opened on Sep 7, 2026
  1

• caddyhttp: support Prometheus native histograms

  caddyserver/caddy#7983 · Filter by author thejoeejoee opened on Sep 2, 2026
  1

• reverse_proxy: slow-start warm-up for newly added or recovered upstreams

  caddyserver/caddy#7966 · Filter by author rajvarun77 opened on Aug 29, 2026
  2

• Flush error logs before process exits

  caddyserver/caddy#7962 · Filter by author glooms opened on Aug 27, 2026

• Use sync.Map instead of mutex for caching to speed up dynamic SRV lookups of slow queries

  bug 🐞
  caddyserver/caddy#7946 · Filter by author ad-on-is opened on Aug 19, 2026
  4

• Add optional Content-Digest headers

  caddyserver/caddy#7901 · Filter by author j0hax opened on Jul 23, 2026
  2

• caddytls: reused certificate cache races with renewal workers during provisioning

  caddyserver/caddy#7897 · Filter by author potatosips opened on Jul 20, 2026
  1

• reverseproxy: add least_latency selection policy (power-of-two-choices + peak-EWMA)

  discussion 💬feature ⚙️
  caddyserver/caddy#7879 · Filter by author rajvarun77 opened on Jul 14, 2026
  6

• reverse_proxy: add per-upstream request/response/duration metrics

  discussion 💬feature ⚙️
  caddyserver/caddy#7844 · Filter by author tanishkgovil opened on Jun 26, 2026
  1