CVE-2026-65813
Received Received - Intake

Microsoft Exchange Server Server-Side Request Forgery

Publication date: 2026-08-11

Last updated on: 2026-08-11

Assigner: Microsoft Corporation

Description
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

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Meta Information

Published
2026-08-11
Last Modified
2026-08-11
Generated
2026-08-11
AI Q&A
2026-08-11
EPSS Evaluated
N/A
NVD
CVE-2026-65813
EUVD
EUVD-2026-56447

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
microsoft exchange_server *

Helpful Resources

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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Executive Summary

This vulnerability is a server-side request forgery (SSRF) in Microsoft Exchange Server. It allows an authorized attacker to manipulate the server into making unauthorized requests, potentially leading to privilege escalation over a network.

Impact Analysis

An attacker could exploit this to gain elevated privileges on your Exchange Server, potentially accessing sensitive data or performing unauthorized actions. This could lead to data breaches or system compromise if not patched.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR and HIPAA requirements for data protection and access controls. Non-compliance may result in legal penalties or reputational damage.

Mitigation Strategies

Apply the latest security updates from Microsoft for Exchange Server as soon as possible to patch the SSRF vulnerability.

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