CVE-2026-58647

High

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Power BI allows an authorized attacker to perform spoofing over a network.

SeverityHigh

CVSS8.0

Exploit probability—

Product

Microsoft Power Bi Report Server

PublishedJul 14, 2026

First seenJul 14, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Update

microsoft power_bi_report_server15.0.1121.120 or later

Patches

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58647

Affected products

Product	Affected versions	Fixed in
microsoft power_bi_report_server	v < 15.0.1121.120	15.0.1121.120

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