CVE-2026-115366: openbao 2.3.0 to before 2.6.3

Affected technology

openbao · 2.3.0 to before 2.6.3
openbao

Description’s affected range: before 2.6.3

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · Active user interaction

What an attacker can do

Attackers can remove existing registrations, create invalid ones, or register installed plugins through a child namespace's sys/ mount, causing denial of service. Vendor/CNA’s CVSS 4.0 assessment (base score 2.0/10) rates confidentiality and integrity impact as none; availability impact as low.