Issues

• Local stick-table handover aborts after five seconds while progressing

  haproxy/haproxy#3521 · Filter by author brenc opened on Oct 3, 2026

• Peers: sync task overwrites earlier peers heartbeat deadlines

  haproxy/haproxy#3520 · Filter by author brenc opened on Oct 2, 2026

• Peers: releasing a superseded connection clears the replacement alive flag

  haproxy/haproxy#3519 · Filter by author brenc opened on Oct 2, 2026

• Peers: pending local updates suppress heartbeats during full resync

  haproxy/haproxy#3518 · Filter by author brenc opened on Oct 2, 2026

• Multiple peers sections lose stick tables on reload (shared dont_stop state)

  haproxy/haproxy#3517 · Filter by author brenc opened on Oct 2, 2026

• [3.4.x] localpeer without bind results in worker segfault

  3.4devstatus: reviewedtype: bug
  haproxy/haproxy#3516 · Filter by author alexandret-ik opened on Sep 29, 2026
  4

• L4 health check reports UP/L4OK for refused connections on macOS (sock_conn_check() trusts a second connect() returning EISCONN)

  haproxy/haproxy#3513 · Filter by author xiote-dev opened on Sep 28, 2026
  4

• Escaping of characters in JSON logs in recent HAProxy versions

  status: fixedtype: bug
  haproxy/haproxy#3512 · Filter by author Wahnes opened on Sep 27, 2026
  8

• CID 1686994 src/mux_fcgi.c null pointer dereference suspected by coverity

  type: code-report
  haproxy/haproxy#3511 · Filter by author chipitsine opened on Sep 27, 2026

• CID 1686762 src/sample.c out of bound access suspected by coverity

  type: code-report
  haproxy/haproxy#3510 · Filter by author chipitsine opened on Sep 27, 2026

• sink: log backend TCP forwarder never reconnects once its session lasted 2^31 ms

  2.62.83.03.23.33.4status: fixedtype: bug
  haproxy/haproxy#3508 · Filter by author ygkat opened on Sep 27, 2026
  18

• resolvers: UDP nameserver never recovers after Docker daemon restart with live-restore (regression since 3.2.5)

  haproxy/haproxy#3507 · Filter by author alinul opened on Sep 25, 2026

• ssl curves cannot be set via default-server or ssl-default-server-curves

  status: needs-triagetype: bug
  haproxy/haproxy#3506 · Filter by author apollo13 opened on Sep 25, 2026
  

• QUIC wildcard bind: Retry/Stateless Reset/Version Negotiation don't apply IP_PKTINFO source address correction

  haproxy/haproxy#3503 · Filter by author ygkat opened on Sep 22, 2026
  2

• SMTP Auth (RFC4954)

  type: feature
  haproxy/haproxy#3502 · Filter by author szczot3k opened on Sep 22, 2026
  2

• Website Missing CSS / raw layout when viewing bugs list for any version on haproxy.org

  status: needs-triagetype: bug
  haproxy/haproxy#3501 · Filter by author zabojcaspamu opened on Sep 22, 2026
  2

• crt-list per-certificate ciphers/ciphersuites silently ignored when built with AWS-LC

  subsystem: ssltype: bug
  haproxy/haproxy#3500 · Filter by author ygkat opened on Sep 16, 2026
  10

• generate-certificates: bind alpn setting is not applied

  2.62.83.03.23.33.4devstatus: reviewedtype: bug
  haproxy/haproxy#3492 · Filter by author alex1989hu opened on Sep 6, 2026
  2

• set-proxy-v2-tlv-fmt silently truncates binary TLV values at first null byte (0x00)

  status: needs-triagetype: bug
  haproxy/haproxy#3489 · Filter by author basilnsindhu opened on Sep 1, 2026

• TLS1.3 secrets (after KeyUpdate) CLIENT_TRAFFIC_SECRET_N & SERVER_TRAFFIC_SECRET_N are not accessible.

  type: feature
  haproxy/haproxy#3488 · Filter by author ChrisKrisCris opened on Sep 1, 2026
  2

• FEATURE/MEDIUM: mux: add H2 fingerprint sample fetches with USE_MUX_FINGERPRINT compile flag

  haproxy/haproxy#3485 · Filter by author ne4u opened on Aug 27, 2026
  3

• CID 1685240: src/cache.c: dead code suspected by coverity

  type: code-report
  haproxy/haproxy#3474 · Filter by author chipitsine opened on Aug 13, 2026
  1

• Upgrading from 2.8 to 3.4(.2/.3) shows intermittent 502 towards backends using "alpn h2,http/1.1" under load

  status: needs-triagetype: bug
  haproxy/haproxy#3473 · Filter by author maltris opened on Aug 11, 2026
  3

• HAProxy replies client with RST when client side reuses port in http mode and soft reload is issued on HAProxy

  status: feedback requiredtype: bug
  haproxy/haproxy#3472 · Filter by author praveen-s4 opened on Aug 11, 2026
  6

• Possible unintended behaviour when multiple front-ends use same address:port combination

  status: works as designedtype: bug
  haproxy/haproxy#3459 · Filter by author SebastianArcus opened on Aug 4, 2026
  7