CVE-2026-115366 OpenBao 2.3.0 before 2.6.3 Missing Root Namespace Enforcement in Plugin Catalog APIs
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2026-115366?
CVE-2026-115366 is a low-severity vulnerability in openbao, published on 22 Oct 2026.
Official description
OpenBao from 2.3.0 before 2.6.3 contains an improper authorization vulnerability that allows privileged child-namespace tokens to modify plugin registrations because /v1/sys/plugins/catalog/* is not restricted to the root namespace. Attackers can remove existing registrations, create invalid ones, or register installed plugins through a child namespace's sys/ mount, causing denial of service.
Weakness: CWE-863
Which versions are affected by CVE-2026-115366?
1 open source package ship an affected version, including openbao.
| Package | Affected | Fixed in |
|---|---|---|
openbao Bitnami | From 2.3.0 | 2.6.3 |
How do I fix CVE-2026-115366?
Upgrade openbao to 2.6.3 or later.
Is CVE-2026-115366 being exploited?
There is no known exploitation of CVE-2026-115366 in the wild and no public exploit code.
Sources
Also known as BIT-openbao-2026-115366, GHSA-9c89-7cx9-85p4, GHSA-cg72-x35g-xfp8.