Vulnerability · Published Jul 14, 2026 · Assigned by microsoft

CVE-2026-58647Microsoft PowerBI Report Server Spoofing Vulnerability

High 8.0

In plain English

A high-severity cross-site scripting in Power BI Report Server from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities).

Severity (CVSS 3.1)8.0High
Exploit odds (30 days)0.5%top 55.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

VendorProductVersions
Microsoft Power BI Report Server 1.6.0 – before 1.26.9682.1442

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References