GHSA-p49j-v9wc-wg57

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

Source: GitHub Advisory Database (reviewed) Low CVE-2026-40264

Packages

Ecosystem	Package	Affected	Fixed in
Go	github.com/openbao/openbao	< 0.0.0-20260420162526-f58111d2ca54	0.0.0-20260420162526-f58111d2ca54

Details

As written in the advisory (Markdown source, shown as plain text).

### 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.

References

External links from the advisory. They lead to third-party sites.

https://github.com/openbao/openbao/security/advisories/GHSA-p49j-v9wc-wg57 web
https://nvd.nist.gov/vuln/detail/CVE-2026-40264 advisory
https://github.com/openbao/openbao/pull/2934 web
https://github.com/openbao/openbao/commit/059cc5950303688335d5c8ab9af8e453795d693a web
https://github.com/openbao/openbao package
https://github.com/openbao/openbao/releases/tag/v2.5.3 web