---
id: CVE-2026-83946
title: >-
  Improper neutralization of input during web page generation ('cross-site
  scripting') in Azure Portal allows an unauthorized attacker to perform
  spoofing over a network.
summary: >-
  Improper neutralization of input during web page generation ('cross-site
  scripting') in Azure Portal allows an unauthorized attacker to perform
  spoofing over a network.
severity: high
cvss: 8.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N'
cwe:
  - CWE-79
vendor: microsoft
product: azure_portal
affected:
  - azure_portal
published: '2026-09-18'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T19:51:29.090'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-83946'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83946'
    label: secure@microsoft.com
tags:
  - nvd
  - cve.org
epss: 0.00553
epssPercentile: 0.43839
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-18T13:35:30.124424Z'
ingestedAt: '2026-09-17T23:31:20.693Z'
---

## Overview

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

## Affected

- `azure_portal`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.