{"id":"CVE-2026-105216","title":"go-micro before 6.0.0 contains an improper certificate validation vulnerability that allows network attackers to impersonate services because the shared TLS helper sets InsecureSkipVerify to true by default","summary":"go-micro before 6.0.0 contains an improper certificate validation vulnerability that allows network attackers to impersonate services because the shared TLS helper sets InsecureSkipVerify to true by default. Man-in-the-middle attackers c…","severity":"high","cvss":7.4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-295"],"vendor":"micro","product":"go-micro","affected":["go-micro < 6.0.0"],"published":"2026-10-04","updated":"2026-10-04","sourceUpdated":"2026-10-04T18:16:34.287","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-105216","references":[{"url":"https://github.com/micro/go-micro","label":"disclosure@vulncheck.com"},{"url":"https://github.com/micro/go-micro/blob/v5.30.0/internal/util/tls/tls.go#L43-L67","label":"disclosure@vulncheck.com"},{"url":"https://github.com/micro/go-micro/commit/c7657f73f45cf839e643db10f28703eeab7299c3","label":"disclosure@vulncheck.com"},{"url":"https://github.com/micro/go-micro/issues/2963","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/go-micro-before-6.0.0-disabled-tls-certificate-verification-via-tls-config-helper","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-04T18:02:47.901Z","slug":"CVE-2026-105216","body":"## Overview\n\ngo-micro before 6.0.0 contains an improper certificate validation vulnerability that allows network attackers to impersonate services because the shared TLS helper sets InsecureSkipVerify to true by default. Man-in-the-middle attackers can present any certificate to intercept or modify gRPC transport, HTTP and RabbitMQ broker, and Consul or etcd registry traffic, including authentication tokens and credentials.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":40.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}