low2.7
CVE-2026-40264
OpenBao is an open source identity-based secrets management system.
Impact
OpenBao is an open source identity-based secrets management system. OpenBao's namespaces provide multi-tenant separation. Prior to version 2.5.3, a tenant who leaks token accessors can have their token revoked or renewed by a privileged administrator in another tenant. This is addressed in v2.5.3.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/openbao/openbao | < 0.0.0-20260420162526-f58111d2ca54 | 0.0.0-20260420162526-f58111d2ca54 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Openbao | Openbao | before 2.5.3 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-p49j-v9wc-wg57
- https://github.com/openbao/openbao/security/advisories/GHSA-p49j-v9wc-wg57
- https://nvd.nist.gov/vuln/detail/CVE-2026-40264
- https://github.com/openbao/openbao/pull/2934
- https://github.com/openbao/openbao/commit/059cc5950303688335d5c8ab9af8e453795d693a
- https://github.com/openbao/openbao/releases/tag/v2.5.3