CVE-2023-21806: Power BI Report Server Spoofing Vulnerability

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-02-14 · updated 2026-08-19
Weakness: CWE-79

Description

Power BI Report Server Spoofing Vulnerability

Affected products

Microsoft Power BI Report Server: before 15.0.1111.115 — fixed in 15.0.1111.115
Microsoft Power BI Report Server: from 15.0.0 before 1.16.8420.13742 — fixed in 1.16.8420.13742

How to fix

Upgrade to a fixed version: Microsoft Power BI Report Server 15.0.1111.115; Microsoft Power BI Report Server 1.16.8420.13742. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21806
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21806

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