# CVE-2026-40264

## Summary

- **CVE ID:** CVE-2026-40264
- **Severity:** LOW
- **CVSS Score:** 2 (CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N)
- **CWE:** CWE-1259
- **Published:** Apr 21, 2026
- **Last Modified:** Apr 21, 2026

## Description

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 Products

- openbao — openbao (< 2.5.3)

## References

- [CNA](https://github.com/openbao/openbao/security/advisories/GHSA-p49j-v9wc-wg57)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.30%
- **EPSS Percentile:** 22.5

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._