CVE-2025-26498 File upload in Tableau Server
Attackers can upload dangerous files via unrestricted upload to achieve code execution on Tableau Server installations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-26498?
CVE-2025-26498 is a high-severity vulnerability in Salesforce Tableau Server, published on 22 Aug 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-434
Which versions are affected by CVE-2025-26498?
It affects 1 product.
Products include Tableau Tableau Server.
How do I fix CVE-2025-26498?
No fix has been published for CVE-2025-26498 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-26498 being exploited?
There is no known exploitation of CVE-2025-26498 in the wild and no public exploit code.
Other vulnerabilities in Salesforce Tableau Server
Sources
Also known as GHSA-6wgv-qx3g-27rc.