What is the CVSS score of CVE-2025-26496?

CVE-2025-26496 has a CVSS 3.1 base score of 9.3 (Critical). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Tableau Server are affected by CVE-2025-26496?

CVE-2025-26496 presents critical security risk rated CVSS 9.3. Successful exploitation could critically impact the confidentiality, integrity, and availability of affected systems.

How to fix or mitigate CVE-2025-26496?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

Tableau Server CVE-2025-26496

CRITICAL

Access of Resource Using Incompatible Type (Type Confusion) (CWE-843)

2025-08-22 security@salesforce.com

Memory Corruption File Upload Microsoft Tableau Server Windows Suse

9.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.3 CRITICAL

AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

SUSE

CRITICAL

qualitative

Primary rating from NVD.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:08 vuln.today

CVE Published

Aug 22, 2025 - 21:15 nvd

CRITICAL 9.3

DescriptionCVE.org

Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Salesforce Tableau Server, Tableau Desktop on Windows, Linux (File Upload modules) allows Local Code Inclusion.This issue affects Tableau Server, Tableau Desktop: before 2025.1.3, before 2024.2.12, before 2023.3.19.

AnalysisAI

Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Salesforce Tableau Server, Tableau Desktop on Windows, Linux (File Upload modules) allows Local Code Inclusion.1.3,. Rated critical severity (CVSS 9.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Access of Resource Using Incompatible Type (Type Confusion) (CWE-843), which allows attackers to execute arbitrary code by exploiting type confusion in the application. Access of Resource Using Incompatible Type ('Type Confusion') vulnerability in Salesforce Tableau Server, Tableau Desktop on Windows, Linux (File Upload modules) allows Local Code Inclusion.1.3, before 2024.2.12, before 2023.3.19. Affected products include: Tableau Tableau Server. Version information: before 2025.1.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Enforce strict type checking, use type-safe languages, validate object types before operations.