CVE-2019-1266

Published: Sep 11, 2019Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web App (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'.

Affected (4)

Products: Microsoft: Exchange Server

Microsoft

1 product

Exchange Server

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Microsoft Exchange Server	Version 2016 cumulative_update_12
Microsoft Exchange Server	Version 2016 cumulative_update_13
Microsoft Exchange Server	Version 2019 cumulative_update_1
Microsoft Exchange Server	Version 2019 cumulative_update_2

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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.

References (2)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1266

Source: secure@microsoft.com

PatchVendor Advisory

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1266

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.