CVE-2026-45502
Undergoing Analysis Undergoing Analysis - In Progress
Microsoft Exchange Server Server-Side Request Forgery Vulnerability

Publication date: 2026-06-09

Last updated on: 2026-06-09

Assigner: Microsoft Corporation

Description
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to disclose information over a network.
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Meta Information
Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-10
AI Q&A
2026-06-09
EPSS Evaluated
N/A
NVD
CVE-2026-45502
EUVD
EUVD-2026-35678
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft exchange_server *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-918 The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.
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Compliance Impact

This vulnerability allows an authorized attacker to disclose information over a network through server-side request forgery in Microsoft Exchange Server.

Information disclosure vulnerabilities can potentially impact compliance with standards and regulations such as GDPR and HIPAA, which require protection of sensitive data and personal information.

However, the provided information does not specify the exact nature or sensitivity of the disclosed information, nor does it explicitly link this vulnerability to compliance violations.

Executive Summary

This vulnerability is a server-side request forgery (SSRF) issue in Microsoft Exchange Server. It allows an authorized attacker to make the server send requests to unintended locations, which can lead to the disclosure of information over a network.

Impact Analysis

The impact of this vulnerability is information disclosure. An authorized attacker exploiting this SSRF vulnerability can gain access to sensitive information by making the server perform unintended network requests.

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