Resource exhaustion in Etcd-io Etcd

CVE-2026-73500

etcd is a distributed key-value store for the data of a distributed system. Prior to versions 3.5.33, 3.6.14, and 3.7.1, a network attacker who can reach an etcd TLS listener can open many TCP connections and never send a ClientHello. In c…

Affected products

  • Etcd-io Etcd — versions < 3.5.33, >= 3.6.0, < 3.6.14, >= 3.7.0-alpha.0, < 3.7.1

Weakness classification (CWE)

References