How severe is CVE-2025-26497?

CVE-2025-26497 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-26497 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-26497?

CVE-2025-26497 affects Tableau Tableau Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-26497?

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

Does CVE-2025-26497 have an EU (EUVD) identifier?

Yes. CVE-2025-26497 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25747.

When was CVE-2025-26497 published?

CVE-2025-26497 was published on 2025-08-22 and last updated on 2026-06-17.

CVE-2025-26497

CVE-2025-26497 is a high-severity vulnerability in Tableau Tableau Server with a CVSS 3.x base score of 7.3. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25747
Weakness: CWE-434
Affected product: Tableau Tableau Server
Published: 2025-08-22
Last modified: 2026-06-17

Description

Unrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (Flow Editor modules) allows Absolute Path Traversal.This issue affects Tableau Server: before 2025.1.3, before 2024.2.12, before 2023.3.19.

Frequently asked questions

What is CVE-2025-26497?: Unrestricted Upload of File with Dangerous Type vulnerability in Salesforce Tableau Server on Windows, Linux (Flow Editor modules) allows Absolute Path Traversal.This issue affects Tableau Server: before 2025.1.3, before 2024.2.12, before 2023.3.19.
How severe is CVE-2025-26497?: CVE-2025-26497 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-26497 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26497?: CVE-2025-26497 affects Tableau Tableau Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-26497?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-26497 have an EU (EUVD) identifier?: Yes. CVE-2025-26497 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25747.
When was CVE-2025-26497 published?: CVE-2025-26497 was published on 2025-08-22 and last updated on 2026-06-17.

References

https://help.salesforce.com/s/articleView?id=005132575&type=1

Affected products (1)

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

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