CVE-2025-26498: Malicious File Upload

Published Aug 22, 2025
·
Updated

Unrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (establish-connection-no-undo modules) allows Absolute Path Traversal.This issue affects Tableau Server: before 2025.1.3, before 2024.2.12, before 2023.3.19.

Affected Software

4 affected components
Salesforce Tableau Server<2025.1.3, <2024.2.12, <2023.3.19
Tableau Tableau Server<2023.3.19
Tableau Tableau Server>=2024.2<2024.2.12
Tableau Tableau Server>=2025.1<2025.1.3

Event History

Aug 22, 2025
CVE Published
via MITRE·08:16 PM
Data Sourced
via MITRE·08:16 PM
DescriptionWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-26498?

CVE-2025-26498 is classified as a high severity vulnerability due to its potential for unrestricted file uploads and absolute path traversal.

2

How do I fix CVE-2025-26498?

To fix CVE-2025-26498, upgrade Salesforce Tableau Server to version 2025.1.3, 2024.2.12, or 2023.3.19 or later.

3

What types of systems are affected by CVE-2025-26498?

CVE-2025-26498 affects Salesforce Tableau Server running on Windows and Linux systems.

4

What is the nature of the vulnerability in CVE-2025-26498?

CVE-2025-26498 allows for unrestricted upload of files with dangerous types, leading to potential absolute path traversal.

5

Is CVE-2025-26498 present in the latest version of Salesforce Tableau Server?

No, CVE-2025-26498 is not present in versions of Salesforce Tableau Server released after 2025.1.3, 2024.2.12, and 2023.3.19.

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