{"id":"CVE-2026-115359","title":"OpenBao before 2.6.4 and 2.7.0 before 2.7.1 Role-Based Rate Limit Quota Bypass via Request Parsing","summary":"OpenBao before 2.6.4 and 2.7.x before 2.7.1 contains a flaw in its rate limit quota subsystem where role resolution fails for requests with form-encoded bodies or forwarded certificates, so quota rules scoped to backend-specific roles ar…","severity":"low","cvss":3.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-799"],"vendor":"openbao","product":"openbao","affected":["openbao < 2.6.4","openbao >= 2.7.0 < 2.7.1"],"published":"2026-10-22","updated":"2026-10-22","sourceUpdated":"2026-10-22T19:13:34.716Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115359","references":[{"url":"https://github.com/openbao/openbao/security/advisories/GHSA-5v22-543h-wg96","label":"GitHub Security Advisory (GHSA-5v22-543h-wg96)"},{"url":"https://www.vulncheck.com/advisories/openbao-before-2.6.4-and-2.7.0-before-2.7.1-role-based-rate-limit-quota-bypass-via-request-parsing","label":"VulnCheck Advisory: OpenBao before 2.6.4 and 2.7.0 before 2.7.1 Role-Based Rate Limit Quota Bypass via Request Parsing"}],"tags":["cve.org"],"ingestedAt":"2026-10-22T22:00:50.398Z","slug":"CVE-2026-115359","body":"## Overview\n\nOpenBao before 2.6.4 and 2.7.x before 2.7.1 contains a flaw in its rate limit quota subsystem where role resolution fails for requests with form-encoded bodies or forwarded certificates, so quota rules scoped to backend-specific roles are not enforced. Valid callers can repeatedly issue tokens without consuming the configured role-based rate limit budget.\n\n## Affected\n\n- `openbao < 2.6.4`\n- `openbao >= 2.7.0 < 2.7.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":20,"depthScoreParts":{"impact":20.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}