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CVE-2020-6939

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-23 · updated 2026-06-17

Description

Tableau Server installations configured with Site-Specific SAML that allows the APIs to be used by unauthenticated users. If exploited, this could allow a malicious user to configure Site-Specific SAML settings and could lead to account takeover for users of that site. Tableau Server versions affected on both Windows and Linux are: 2018.2 through 2018.2.27, 2018.3 through 2018.3.24, 2019.1 through 2019.1.22, 2019.2 through 2019.2.18, 2019.3 through 2019.3.14, 2019.4 through 2019.4.13, 2020.1 through 2020.1.10, 2020.2 through 2020.2.7, and 2020.3 through 2020.3.2.

Affected products

• Salesforce Tableau Server: from 2018.2 through 2018.2.27; from 2018.3 through 2018.3.24; from 2019.1 through 2019.1.22; from 2019.2 through 2019.2.18; from 2019.3 through 2019.3.14; from 2019.4 through 2019.4.13

References

• https://help.salesforce.com/articleView?id=000355686&type=1&mode=1
• https://help.salesforce.com/articleView?id=000355686&type=1&mode=1

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