{"id":"BIT-consul-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.","aliases":["CVE-2026-87107"],"modified":"2026-09-25T14:15:15.918450840Z","published":"2026-09-25T12:20:51.595Z","database_specific":{"cpes":["cpe:2.3:a:hashicorp:consul:*:*:*:*:*:*:*:*","cpe:2.3:a:hashicorp:consul:*:*:*:*:community:*:*:*","cpe:2.3:a:hashicorp:consul:*:*:*:*:enterprise:*:*:*","cpe:2.3:a:hashicorp:consul:*:*:*:*:-:*:*:*"],"severity":"Medium"},"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":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-87107"}],"affected":[{"package":{"name":"consul","ecosystem":"Bitnami","purl":"pkg:bitnami/consul"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.21.0"},{"fixed":"2.0.4"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/consul/BIT-consul-2026-87107.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L"}]}],"schema_version":"1.9.0"}