BIT-OPENBAO-2026-55774 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:leaseid in one namespace could revoke a lease in another namespace when the foreign leaseid was known, bypassing namespace ACL isolation. The affected lease lookup...

PT-2026-99004

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:lease id in one namespace could revoke a lease in another namespace when the foreign lease id was known, bypassing namespace ACL isolation. The affected lease look...

CVE-2026-55774

A flaw was found in OpenBao, an open source identity-based secrets management system. An authenticated user with specific access to lease revocation functions could revoke a lease in a different namespace if the foreign lease identifier was known. This bypasses Access Control List ACL isolation,...

EUVD-2026-78681

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:leaseid in one namespace could revoke a lease in another namespace when the foreign leaseid was known, bypassing namespace ACL isolation. The affected lease lookup...

CVE-2026-55774 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:leaseid in one namespace could revoke a lease in another namespace when the foreign leaseid was known, bypassing namespace ACL isolation. The affected lease lookup...

CVE-2026-55774 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:leaseid in one namespace could revoke a lease in another namespace when the foreign leaseid was known, bypassing namespace ACL isolation. The affected lease lookup...

CVE-2026-55774

OpenBao is an open-source identity-based secrets management system. Prior to 2.5.5 , the lease lookup routing in vault/expiration.go allowed FetchLeaseInfo and loadEntry to resolve cached or stored lease data outside the requesting namespace. This meant an authenticated user with access to sys/le...

CVE-2026-55774: Incorrect Authorization

OpenBao is an open source identity-based secrets management system. Prior to 2.5.5, an OpenBao user with access to sys/leases/revoke/:leaseid in one namespace could revoke a lease in another namespace when the foreign leaseid was known, bypassing namespace ACL isolation. The affected lease lookup...

CVE-2026-45808

A flaw was found in OpenBao, an open source identity-based secrets management system. OpenBao's namespaces are designed for multi-tenant separation. However, a user in one tenant could revoke or renew the lease and underlying credentials of another tenant. This is possible if the other tenant...

BIT-OPENBAO-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...

CVE-2026-45808

CVE-2026-45808 affects OpenBao before version 2.5.4 , where cross-namespace lease revocation can be triggered by a tenant in another tenant via legacy undocumented endpoints sys/revoke and sys/renew , bypassing namespace ACLs. Root cause: insufficient access control for lease operations across te...

CVE-2026-45808

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...

EUVD-2026-54684

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...

GO-2026-5657 OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL in github.com/openbao/openbao

OpenBao's cross-namespace lease revocation via legacy sys/revoke path bypasses ACL in github.com/openbao/openbao. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports...

OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

Summary OpenBao users with access to the sys/leases/revoke/:leaseid endpoint in any namespace can revoke leases in any other namespace as long as the lease identifier is known to them, bypassing ACLs that should apply for cross-namespace revocations. Impact OpenBao's namespaces provide multi-tena...

GHSA-C36X-H252-G9X2 OpenBao: Cross-namespace lease revocation/renewal via canonical sys/leases/{revoke,renew} — incomplete fix of CVE-2026-45808

Summary OpenBao users with access to the sys/leases/revoke/:leaseid endpoint in any namespace can revoke leases in any other namespace as long as the lease identifier is known to them, bypassing ACLs that should apply for cross-namespace revocations. Impact OpenBao's namespaces provide multi-tena...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via the sys/leases/revoke/:leaseid endpoint. An attacker can bypass access controls and revoke or renew leases in unauthorized namespaces by supplying known lease identifiers. Remediation Upgrade...

PT-2026-51109

Name of the Vulnerable Software and Affected Versions openbao affected versions not specified openbao-agent affected versions not specified openbao-cassandra-database-plugin affected versions not specified openbao-influxdb-database-plugin affected versions not specified...