{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105216","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-04T13:04:00.478Z","datePublished":"2026-10-04T17:09:52.327Z","dateUpdated":"2026-10-04T17:09:52.327Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-04T17:09:52.327Z"},"datePublic":"2026-06-15T00:00:00.000Z","title":"go-micro before 6.0.0 Disabled TLS Certificate Verification via tls.Config Helper","descriptions":[{"lang":"en","value":"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 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."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Certificate Validation","cweId":"CWE-295","type":"CWE"}]}],"affected":[{"vendor":"micro","product":"go-micro","defaultStatus":"unaffected","packageURL":"pkg:golang/go-micro.dev/v5","versions":[{"version":"0","lessThan":"6.0.0","status":"affected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:micro-ecc_project:micro-ecc:*:*:*:*:*:*:*:*","versionEndExcluding":"6.0.0"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":9.1,"baseSeverity":"CRITICAL"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/micro/go-micro/issues/2963","tags":["issue-tracking"],"name":"GitHub Issue #2963"},{"url":"https://github.com/micro/go-micro/commit/c7657f73f45cf839e643db10f28703eeab7299c3","tags":["patch"]},{"url":"https://github.com/micro/go-micro/blob/v5.30.0/internal/util/tls/tls.go#L43-L67","tags":["technical-description"]},{"url":"https://github.com/micro/go-micro","tags":["product"]},{"name":"VulnCheck Advisory: go-micro before 6.0.0 Disabled TLS Certificate Verification via tls.Config Helper","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/go-micro-before-6.0.0-disabled-tls-certificate-verification-via-tls-config-helper"}],"credits":[{"lang":"en","value":"Siyang Wu","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}}}}