{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-47722","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-05-19T21:29:25.482Z","datePublished":"2026-07-23T19:19:41.976Z","dateUpdated":"2026-07-24T11:11:20.665Z"},"containers":{"cna":{"title":"nebula-mesh: Host advanced overrides allow YAML injection into agent config.yml","problemTypes":[{"descriptions":[{"cweId":"CWE-94","lang":"en","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","type":"CWE"}]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"}}],"references":[{"name":"https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-7hp6-g3pq-3pc3","tags":["x_refsource_CONFIRM"],"url":"https://github.com/forgekeep/nebula-mesh/security/advisories/GHSA-7hp6-g3pq-3pc3"},{"name":"https://github.com/forgekeep/nebula-mesh/issues/126","tags":["x_refsource_MISC"],"url":"https://github.com/forgekeep/nebula-mesh/issues/126"},{"name":"https://github.com/forgekeep/nebula-mesh/commit/c1506f7344ab375a145a7449b193af3f19bb41ef","tags":["x_refsource_MISC"],"url":"https://github.com/forgekeep/nebula-mesh/commit/c1506f7344ab375a145a7449b193af3f19bb41ef"}],"affected":[{"vendor":"juev","product":"nebula-mesh","versions":[{"version":"< 0.3.2","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-23T19:19:41.976Z"},"descriptions":[{"lang":"en","value":"nebula-mesh is a self-hosted control plane for Slack Nebula mesh virtual private network. Prior to version 0.3.2, `internal/configgen/generator.go:86,108,119` interpolates the operator-supplied `ListenHost` and `TunDevice` fields raw into a `text/template` that produces the agent's `config.yml`. `internal/web/advanced.go:20-35` accepts both with only `strings.TrimSpace` — no character or shape validation. Version 0.3.2 fixes the issue."}],"source":{"advisory":"GHSA-7hp6-g3pq-3pc3","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-24T11:11:06.602968Z","id":"CVE-2026-47722","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-24T11:11:20.665Z"}}]}}