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Database

Insecurely generated token In github.com/openbao/openbao

Description

OpenBao's Token Store Allows Cross-Namespace Renewal, Revocation

Impact

OpenBao's namespaces provide multi-tenant separation. A tenant who leaks token accessors can have their token revoked or renewed by a privileged administrator in another tenant.

Patches

This was addressed in v2.5.3.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Package
Affected version
Patched versions

Aliases

1. CVE-2026-402642. NVD-2026-402643. OSV-2026-402644. GHSA-p49j-v9wc-wg575. GCVE-2026-40264

References

1. https://github.com/openbao/openbao/security/advisories/GHSA-p49j-v9wc-wg572. https://github.com/openbao/openbao/pull/29343. https://github.com/openbao/openbao/commit/059cc5950303688335d5c8ab9af8e453795d693a4. https://github.com/openbao/openbao/releases/tag/v2.5.3

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