What is CVE-2025-26498?

CVE-2025-26498 is a high-severity vulnerability in Salesforce Tableau Server, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.3/10. Published 2025-08-22.

How severe is CVE-2025-26498?

High severity. CVSS v3 base score is 7.3 out of 10.

Arbitrary file upload in Salesforce Tableau Server

CVE-2025-26498

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 2…

Vulnerability class: Unrestricted File Upload

EPSS: 0.003 (16.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Salesforce Tableau Server — versions 0
Tableau Tableau_server

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

security@salesforce.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-26498?: CVE-2025-26498 is a high-severity vulnerability in Salesforce Tableau Server, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.3/10. Published 2025-08-22.
How severe is CVE-2025-26498?: High severity. CVSS v3 base score is 7.3 out of 10.