BaseFortify

Publication date: 2025-11-20

Last updated on: 2025-12-10

Assigner: Microsoft Corporation

Description

Microsoft Defender Portal Spoofing Vulnerability

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-11-20

Last Modified

2025-12-10

Generated

2026-07-06

AI Q&A

2025-11-21

EPSS Evaluated

2026-07-05

NVD

CVE-2025-62459

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	365_defender_portal	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability is a spoofing issue in the Microsoft Defender Portal, which means an attacker could potentially deceive users by presenting false information or impersonating legitimate elements within the portal.

Impact Analysis

The vulnerability can lead to significant impacts including high confidentiality and integrity risks, as well as some availability impact. An attacker could exploit it to mislead users, potentially causing unauthorized actions or data exposure.

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