CVE-2024-43604Network attack vector

User-assisted privilege elevation

Published Oct 8, 2024 · Updated Aug 19, 2026

Privilege elevation in Microsoft Outlook for Android before 4.2435.2 allows remote authenticated users to disclose sensitive data. Microsoft identifies insufficient granularity of access control but has not disclosed the affected component or operation that grants overly broad access. Exploitation requires existing low privileges and user interaction; Microsoft's assessment reports no integrity or availability impact.

CVSS severity5.7
Medium
EPSS probability1.16%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Privilege elevation in Microsoft Outlook for Android before 4.2435.2 allows remote authenticated users to disclose sensitive data. Microsoft identifies insufficient granularity of access control but has not disclosed the affected component or operation that grants overly broad access. Exploitation requires existing low privileges and user interaction; Microsoft's assessment reports no integrity or availability impact.

The record

CVE
CVE-2024-43604
Published
Oct 8, 2024
Updated
Aug 19, 2026
Vendor
Microsoft
Product
Microsoft Outlook for Android
Classifications
CWE-1220
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 8, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 19, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0 <4.2435.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft · Microsoft Outlook for Androidversion=1.0 <4.2435.2

Published CVSS scores

5.7Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
8.0NIST National Vulnerability DatabaseCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-1220Insufficient Granularity of Access Control

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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