What is CVE-2025-26496?

CVE-2025-26496 is a critical-severity vulnerability in Salesforce Tableau Server, Desktop, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 9.3/10. Published 2025-08-22.

How severe is CVE-2025-26496?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Is CVE-2025-26496 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Salesforce Tableau Server, Desktop

CVE-2025-26496

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 Deskto…

EPSS: 0.002 (10.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Salesforce Tableau Server, Desktop — versions 0
Tableau Tableau_server

Weakness classification (CWE)

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

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@salesforce.com (Vendor Advisory)
security@salesforce.com (Technical Description)

Frequently asked questions

What is CVE-2025-26496?: CVE-2025-26496 is a critical-severity vulnerability in Salesforce Tableau Server, Desktop, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 9.3/10. Published 2025-08-22.
How severe is CVE-2025-26496?: Critical severity. CVSS v3 base score is 9.3 out of 10.
Is CVE-2025-26496 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.