{"id":"CVE-2026-115366","title":"OpenBao 2.3.0 before 2.6.3 Missing Root Namespace Enforcement in Plugin Catalog APIs","summary":"OpenBao from 2.3.0 before 2.6.3 contains an improper authorization vulnerability that allows privileged child-namespace tokens to modify plugin registrations because /v1/sys/plugins/catalog/* is not restricted to the root namespace. Atta…","severity":"low","cvss":2.6,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-863"],"vendor":"openbao","product":"openbao","affected":["openbao >= 2.3.0 < 2.6.3"],"published":"2026-10-22","updated":"2026-10-22","sourceUpdated":"2026-10-22T19:13:39.752Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115366","references":[{"url":"https://github.com/openbao/openbao/security/advisories/GHSA-cg72-x35g-xfp8","label":"GitHub Security Advisory (GHSA-cg72-x35g-xfp8)"},{"url":"https://www.vulncheck.com/advisories/openbao-2.3.0-before-2.6.3-missing-root-namespace-enforcement-in-plugin-catalog-apis","label":"VulnCheck Advisory: OpenBao 2.3.0 before 2.6.3 Missing Root Namespace Enforcement in Plugin Catalog APIs"}],"tags":["cve.org"],"ingestedAt":"2026-10-22T22:00:50.400Z","slug":"CVE-2026-115366","body":"## Overview\n\nOpenBao from 2.3.0 before 2.6.3 contains an improper authorization vulnerability that allows privileged child-namespace tokens to modify plugin registrations because /v1/sys/plugins/catalog/* is not restricted to the root namespace. Attackers can remove existing registrations, create invalid ones, or register installed plugins through a child namespace's sys/ mount, causing denial of service.\n\n## Affected\n\n- `openbao >= 2.3.0 < 2.6.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":14,"depthScoreParts":{"impact":14.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}