Valtimo is an open-source business process automation platform. In versions 13.0.0 through 13.21.0, the InboxHandlingService logs the full content of every incoming inbox message at INFO level. Inbox messages can contain highly sensitive information including personal data (PII), citizen identifiers (BSN), and case details. This data is exposed to anyone with access to application logs or any Valtimo user with the admin role through the Admin UI logging module. This issue has been fixed in version 13.22.0. If developers are unable to upgrade immediately, they can restrict access to application logs and adjust the log level for com.ritense.inbox to WARN or higher in their application configuration as a workaround.

Project Subscriptions

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-hfrg-mcvw-8mch Valtimo: Sensitive data exposure through inbox message logging in InboxHandlingService
Fixes

Solution

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Workaround

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History

Thu, 16 Apr 2026 21:30:00 +0000

Type Values Removed Values Added
Description Valtimo is an open-source business process automation platform. In versions 13.0.0 through 13.21.0, the InboxHandlingService logs the full content of every incoming inbox message at INFO level. Inbox messages can contain highly sensitive information including personal data (PII), citizen identifiers (BSN), and case details. This data is exposed to anyone with access to application logs or any Valtimo user with the admin role through the Admin UI logging module. This issue has been fixed in version 13.22.0. If developers are unable to upgrade immediately, they can restrict access to application logs and adjust the log level for com.ritense.inbox to WARN or higher in their application configuration as a workaround.
Title Valtimo: Sensitive data exposure through inbox message logging in InboxHandlingService
Weaknesses CWE-532
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-16T21:17:35.472Z

Reserved: 2026-03-25T20:12:04.197Z

Link: CVE-2026-34164

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-16T22:16:37.757

Modified: 2026-04-16T22:16:37.757

Link: CVE-2026-34164

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses