CVE-2025-52893

OpenBao May Leak Sensitive Information in Logs When Processing Malformed Data

Published Jun 25, 2025 CVSS 3.1 · 4.5 Medium EPSS < 1% KEV · Not listed
Description
OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. OpenBao before v2.3.0 may leak sensitive information in logs when processing malformed data. This is separate from the earlier HCSEC-2025-09 / CVE-2025-4166. This issue has been fixed in OpenBao v2.3.0 and later. Like with HCSEC-2025-09, there is no known workaround except to ensure properly formatted requests from all clients.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-19112 OpenBao Inserts Sensitive Information into Log File when processing malformed data
Github GHSA Github GHSA GHSA-8f5r-8cmq-7fmq OpenBao Inserts Sensitive Information into Log File when processing malformed data
History
Type Values Removed Values Added
First Time appeared Openbao
Openbao openbao
CPEs cpe:2.3:a:openbao:openbao:*:*:*:*:*:*:*:*
Vendors & Products Openbao
Openbao openbao
Type Values Removed Values Added
Metrics epss

{'score': 0.0002}

epss

{'score': 9e-05}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. OpenBao before v2.3.0 may leak sensitive information in logs when processing malformed data. This is separate from the earlier HCSEC-2025-09 / CVE-2025-4166. This issue has been fixed in OpenBao v2.3.0 and later. Like with HCSEC-2025-09, there is no known workaround except to ensure properly formatted requests from all clients.
Title OpenBao May Leak Sensitive Information in Logs When Processing Malformed Data
Weaknesses CWE-532
References
Metrics cvssV3_1

{'score': 4.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 25, 2025, 8:39 PM
Reserved
Jun 20, 2025, 5:42 PM
Status
Analyzed
Published
Jun 25, 2025, 5:15 PM
Modified
Jun 17, 2026, 9:37 AM