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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description 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.
Title OpenBao before 2.6.3 Sensitive Data Leak in Audit Log via Malformed Parameters
First Time appeared Openbao
Openbao openbao
Weaknesses CWE-532
CPEs cpe:2.3:a:openbao:openbao:*:*:*:*:*:*:*:*
Vendors & Products Openbao
Openbao openbao
References
Metrics cvssV3_1

{'score': 2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-22T19:13:34.006Z

Reserved: 2026-10-22T11:21:20.778Z

Link: CVE-2026-115358

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-22T19:17:41.953

Modified: 2026-10-22T19:17:41.953

Link: CVE-2026-115358

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T11:45:17Z

Weaknesses