CVE-2023-35311

HighActively exploited (CISA KEV)

Description

Microsoft Outlook Security Feature Bypass Vulnerability

SeverityHigh
CVSS8.8
Exploit probability—
ProductMicrosoft Outlook
PublishedJul 11, 2023
First seenJul 11, 2023
Added to KEVJul 11, 2023
Weakness typeCWE-367CWE-367

How to fix

CISA required action

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

CISA due date: Aug 1, 2023

Affected products

ProductAffected versionsFixed in
microsoft outlook2013, 2016—
microsoft 365_appsNo range specified—
microsoft office_2019No range specified—
microsoft office_2021No range specified—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

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