CVE-2026-40264
OpenBao's Token Store Allows Cross-Namespace Renewal, Revocation in github.com/openbao/openbao
EPSS 0.30%
Description
OpenBao's Token Store Allows Cross-Namespace Renewal, Revocation in github.com/openbao/openbao
How to fix CVE-2026-40264
To remediate CVE-2026-40264, upgrade the affected package to a fixed version below.
- Go/github.com/openbao/openbao—upgrade to 0.0.0-20260420162526-f58111d2ca54 or later
- Go/github.com/openbao/openbao—upgrade to 0.0.0-20260420162526-f58111d2ca54 or later
Is CVE-2026-40264 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.0.0-20260420162526-f58111d2ca54
- from 0, < 0.0.0-20260420162526-f58111d2ca54
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | 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 |