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calico-node fails when ip_tables modules are not loaded

Status: Open.

#13499 In projectcalico/calico;

· sshambar opened on Aug 12, 2026

BGPConfiguration.spec.asNumber rejects valid 4-byte ASNs (> 2147483647) due to hard-coded int32 validation in the API server

Status: Open.

#13494 In projectcalico/calico;

· cfreitasbarbosa opened on Aug 11, 2026

ztunnel/calico-node pods accumulate as ContainerStatusUnknown after node reboot (missing tolerationSeconds)

kind/support

Status: Open.

#13490 In projectcalico/calico;

· ohauer opened on Aug 11, 2026

Felix (calico-node pod) crashes in nftables mode with 0.0.0.0/0 in a NetworkSet

Status: Open.

#13477 In projectcalico/calico;

· timp87 opened on Aug 10, 2026

calico-node transiently reports NotReady on a fresh install: BIRD attempts to load its config before confd has finished writing it

Status: Open.

#13400 In projectcalico/calico;

· cutlery opened on Jul 31, 2026

Unable to scrape calico-kube-controllers from external Prometheus

Status: Open.

#13370 In projectcalico/calico;

· sstrk opened on Jul 29, 2026

Typha: expose ServerWriteTimeoutSecs as a config var

Status: Open.

#13369 In projectcalico/calico;

· yelsayd opened on Jul 29, 2026

CVE-2026-46595: bump golang.org/x/crypto to >= 0.52.0 on release-v3.31 (v3.31.2 pins v0.43.0)

Status: Open.

#13330 In projectcalico/calico;

· akshaygtm opened on Jul 27, 2026

tigera/operator:v1.42.3 uses Red Hat UBI 9.7 (EOL)

Status: Open.

#13317 In projectcalico/calico;

· monish0603 opened on Jul 24, 2026

Replace SHA-1 usage with SHA-256 (deprecated per NIST/FIPS 140-3)

Status: Open.

#13315 In projectcalico/calico;

· G-Gobi opened on Jul 24, 2026

Calico fails to save fw rules when running with Tailscale

impact/high

kind/bug

likelihood/high

Status: Open.

#13263 In projectcalico/calico;

· ajacques opened on Jul 21, 2026

Whisker didn't record hostendpoint connection

Status: Open.

#13249 In projectcalico/calico;

· yuing32 opened on Jul 18, 2026