CVE catalog

CVE-2026-42186

OpenBao is an open source identity-based secrets management system. Prior to 2.5.3, when OpenBao's initial namespace deletion fails, subsequent retries fail to properly remove all data before marking

[CVE catalog]

Severity: Low · CVSS 3.3CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N
Published: May 3, 2026, 10:00:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.25% · Oct 25, 2026

A flaw was found in OpenBao. When the initial deletion of a namespace fails, subsequent attempts to remove it do not fully clear all associated data before the namespace is marked as deleted. This can result in residual data, such as outstanding leases and unrelated storage entries, not being properly removed from the system. Red Hat Product Security has determined that this vulnerability does not affect any currently supported Red Hat product. This assessment may evolve based on further analysis and discovery. For more information about this vulnerability and the products it affects, please see the linked references. The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Cpe	openbao	Not reported	`2.5.3`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Cpe	openbao	cpe	Not reported	`2.5.3`	Not reported	Not reported	Not reported

OpenFactory catalog packages

No matching packages in this catalog.

Observed: Oct 23, 2026, 10:21:44 PM UTC

References

[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]