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CVE-2026-28795

Zhongyu09 Openchatbi path traversal

9.8 CRITICALEPSS 0.70%
  1. Published6 Mar 2026

Description

OpenChatBI is an intelligent chat-based BI tool powered by large language models, designed to help users query, analyze, and visualize data through natural language conversations. Prior to version 0.2.2, the save_report tool in openchatbi/tool/save_report.py suffers from a critical path traversal vulnerability due to insufficient input sanitization of the file_format parameter. This issue has been patched in version 0.2.2.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Zhongyu09 Openchatbi< 0.2.2

Remediation

Fixed in
Zhongyu09 Openchatbi≥ 0.2.2

References

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Frequently asked

Is CVE-2026-28795 being actively exploited?

CVE-2026-28795 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.70%.

How severe is CVE-2026-28795?

CVE-2026-28795 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.70% probability of exploitation.

Which products are affected by CVE-2026-28795?

Affected products include Zhongyu09 Openchatbi.

How do I fix CVE-2026-28795?

Upgrade affected software to a fixed version, for example Zhongyu09 Openchatbi 0.2.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-28795 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.