{"action":"Upgrade github.com/getarcaneapp/arcane/backend to 1.18.0 or later.","affected":[{"fixed":"1.18.0","introduced":"0"}],"component":"github.com/getarcaneapp/arcane/backend","cve_ids":["CVE-2026-42461"],"ecosystem":"Go","epss":0.01283,"exploited":false,"fixed_versions":["1.18.0"],"ghsa_id":"GHSA-cxx3-hr75-4q96","id":"tcs_01M5KF836N8CVT66QEMPETHMS7","modified_at":"2026-06-25T19:56:29.888846931Z","published_at":"2026-04-30T20:55:26Z","references":["https://osv.dev/vulnerability/GHSA-cxx3-hr75-4q96","https://github.com/getarcaneapp/arcane/security/advisories/GHSA-cxx3-hr75-4q96","https://nvd.nist.gov/vuln/detail/CVE-2026-42461","https://github.com/getarcaneapp/arcane","https://github.com/getarcaneapp/arcane/releases/tag/v1.18.0"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-cxx3-hr75-4q96","url":"https://osv.dev/vulnerability/GHSA-cxx3-hr75-4q96"}],"summary":"Arcane Vulnerable to Unauthenticated Disclosure of Custom Compose Template Content (incl. `.env` secrets)"}