Upstream information

CVE-2026-40264 at MITRE

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.

SUSE information

Overall state of this security issue: Analysis

This issue is currently rated as having moderate severity.

CVSS v4 Scores
CVSS detail CNA (GitHub)
Base Score 2
Vector 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Attack Requirements Present
Privileges Required High
User Interaction Passive
Vulnerable System Confidentiality Impact None
Vulnerable System Integrity Impact None
Vulnerable System Availability Impact Low
Subsequent System Confidentiality Impact None
Subsequent System Integrity Impact None
Subsequent System Availability Impact None
CVSSv4 Version 4.0
SUSE Bugzilla entry: 1262422 [NEW]

No SUSE Security Announcements cross referenced.

List of released packages

Product(s) Fixed package version(s) References
openSUSE Tumbleweed
  • openbao >= 2.5.3-1.1
  • openbao-agent >= 2.5.3-1.1
  • openbao-cassandra-database-plugin >= 2.5.3-1.1
  • openbao-influxdb-database-plugin >= 2.5.3-1.1
  • openbao-mysql-database-plugin >= 2.5.3-1.1
  • openbao-mysql-legacy-database-plugin >= 2.5.3-1.1
  • openbao-postgresql-database-plugin >= 2.5.3-1.1
  • openbao-server >= 2.5.3-1.1
 Patchnames:
openSUSE-Tumbleweed-2026-10594

SUSE Timeline for this CVE

CVE page created: Tue Apr 21 04:00:23 2026
CVE page last modified: Wed Apr 22 12:58:48 2026