How severe is CVE-2025-26496?

CVE-2025-26496 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-26496 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-26496?

CVE-2025-26496 affects Tableau Tableau Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-26496?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-26496 have an EU (EUVD) identifier?

Yes. CVE-2025-26496 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25627.

When was CVE-2025-26496 published?

CVE-2025-26496 was published on 2025-08-22 and last updated on 2026-06-17.

CVE-2025-26496

CVE-2025-26496 is a critical-severity vulnerability in Tableau Tableau Server with a CVSS 3.x base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-843.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25627
Weakness: CWE-843
Affected product: Tableau Tableau Server
Published: 2025-08-22
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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 Desktop: before 2025.1.3, before 2024.2.12, before 2023.3.19.
How severe is CVE-2025-26496?: CVE-2025-26496 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-26496 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26496?: CVE-2025-26496 affects Tableau Tableau Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-26496?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-26496 have an EU (EUVD) identifier?: Yes. CVE-2025-26496 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25627.
When was CVE-2025-26496 published?: CVE-2025-26496 was published on 2025-08-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tableau:tableau_server:*:*:*:*:*:*:*:*

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