Vulnerability Details 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 the namespace as deleted. This can affect any outstanding leases as well as potentially leaving unrelated storage entries around. This vulnerability is fixed in 2.5.3.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 11.1%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2026-42186
-
cpe:2.3:a:openbao:openbao:-
-
cpe:2.3:a:openbao:openbao:2.0.0
-
cpe:2.3:a:openbao:openbao:2.0.1
-
cpe:2.3:a:openbao:openbao:2.0.2
-
cpe:2.3:a:openbao:openbao:2.0.3
-
cpe:2.3:a:openbao:openbao:2.1.0
-
cpe:2.3:a:openbao:openbao:2.1.1
-
cpe:2.3:a:openbao:openbao:2.2.0
-
cpe:2.3:a:openbao:openbao:2.2.1
-
cpe:2.3:a:openbao:openbao:2.2.2
-
cpe:2.3:a:openbao:openbao:2.3.0
-
cpe:2.3:a:openbao:openbao:2.3.1
-
cpe:2.3:a:openbao:openbao:2.3.2
-
cpe:2.3:a:openbao:openbao:2.4.0
-
cpe:2.3:a:openbao:openbao:2.4.1