{"id":"CVE-2026-87107","summary":"Consul vulnerable to an authorization bypass in the catalog deregistration path","details":"Consul and Consul Enterprise are vulnerable to an authorization bypass in the catalog deregistration path that may allow a local ACL token to delete peer-imported catalog objects. A caller with {{service:write}} or {{node:write}} permission may exploit this issue to remove services, checks, or nodes imported from a peered cluster without holding authority over the peer origin. This vulnerability (CVE-2026-87107) is fixed in Consul 2.0.4 and Consul Enterprise 1.21.18, 1.22.12 and 2.0.4.","modified":"2026-09-12T03:47:21.030315158Z","published":"2026-09-10T18:57:35.812Z","database_specific":{"cna_assigner":"HashiCorp","cwe_ids":["CWE-863"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87107.json"},"references":[{"type":"WEB","url":"https://discuss.hashicorp.com/t/hcsec-2026-36-consul-vulnerable-to-an-authorization-bypass-in-the-catalog-deregistration-path/77738"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87107.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87107"},{"type":"PACKAGE","url":"https://github.com/hashicorp/consul"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/hashicorp/consul","events":[{"introduced":"4e96098f98228a6b91691abefced6493128d57ea"},{"fixed":"a3eb721c21d4c1ff4baabf84da60158f374f8907"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"1.21.0"},{"fixed":"2.0.4"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-87107.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L"}]}