CVE-2026-45808 OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.4, OpenBao's namespaces provide multi-tenant separation. A tenant who intentionally leaks lease identifiers can have their lease and underlying credential revoked or renewed by a user in another tenant via th...

CVE-2026-45808 OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.4, OpenBao's namespaces provide multi-tenant separation. A tenant who intentionally leaks lease identifiers can have their lease and underlying credential revoked or renewed by a user in another tenant via th...