ByteOS Network

NVD Vulnerability Details :

CVE-2026-40264

Analyzed

Source-security-advisories@github.com

Published At-21 Apr, 2026 | 01:16

Updated At-24 Apr, 2026 | 13:29

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.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	2.0	LOW	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
Primary	3.1	2.7	LOW	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

Type: Secondary

Version: 4.0

Base score: 2.0

Base severity: LOW

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

Type: Primary

Version: 3.1

Base score: 2.7

Base severity: LOW

Vector:

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L

CPE Matches

openbao>>openbao>>Versions before 2.5.3(exclusive)

cpe:2.3:a:openbao:openbao:*:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-1259	Primary	security-advisories@github.com

CWE ID: CWE-1259

Type: Primary

Source: security-advisories@github.com

References

Hyperlink	Source	Resource
https://github.com/openbao/openbao/security/advisories/GHSA-p49j-v9wc-wg57	security-advisories@github.com	Vendor Advisory

Hyperlink: https://github.com/openbao/openbao/security/advisories/GHSA-p49j-v9wc-wg57

Source: security-advisories@github.com

Resource:

Vendor Advisory

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History