Security Updates for Power BI Report Server (July 2026)

medium Nessus Plugin ID 331921

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Synopsis

The Power BI Report Server installation on the remote host is affected by a spoofing vulnerability.

Description

The Power BI Report Server installation on the remote host is missing a security update. It is, therefore, affected by a spoofing vulnerability:

- Improper neutralization of input during web page generation ('cross-site scripting') in Power BI allows an authorized attacker to perform spoofing over a network. (CVE-2026-58647)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Microsoft Power BI Report Server version 1.26.9682.1442 or later.

Plugin Details

Severity: Medium

ID: 331921

File Name: smb_nt_ms26_jul_power_bi_rs.nasl

Version: 1.2

Type: Local

Agent: windows

Family: Windows

Published: 8/4/2026

Updated: 8/5/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.3

Percentile: 9.62

CVSS v2

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.1

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

CVSS Score Source: CVE-2026-58647

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:microsoft:power_bi_report_server

Required KB Items: installed_sw/Microsoft Power BI Report Server

Exploit Ease: No known exploits are available

Patch Publication Date: 7/14/2026

Vulnerability Publication Date: 7/14/2026

Reference Information

CVE: CVE-2026-58647

CWE: 79

IAVA: 2026-A-0716

Detections

Analytics