Bug 2559291 (CVE-2026-115358)

Summary: CVE-2026-115358 github.com/openbao/openbao: github.com/openbao/openbao/sdk: OpenBao: Information disclosure via malformed plugin parameters in audit logs
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in OpenBao. When processing requests with malformed plugin parameters, such as key-value pair or header fields, error messages containing sensitive input are recorded in audit logs. An authenticated remote attacker can exploit this issue by submitting crafted requests to trigger these errors, leading to the disclosure of sensitive information to anyone with access to the audit logs.
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Description OSIDB Bzimport 2026-10-22 20:13:54 UTC
OpenBao before 2.6.3 contains an information disclosure vulnerability that allows attackers to leak sensitive data into audit logs by sending malformed plugin parameters. Attackers can submit requests with malformed TypeKVPair or TypeHeader field values, causing error messages containing sensitive input to be recorded in audit logs.