Skip to main content
VulnerabilityPublished Updated

CVE-2024-43609: Microsoft 365 Apps for Enterprise · Information Exposure

Affects Microsoft 365 Apps for EnterpriseSource CVE Database V5

0

Not known to be exploited · CVSS 6.5 Medium : upgrade to 16.0.5469.1001 when convenient.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
2.1% chance of exploitation in 30 days – higher than 81% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CISA SSVC
Exploitation
No evidence of active exploitation and no public proof of concept
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Limited control over the software or limited information exposure

CISA SSVC assessment, 2024-10-08.

Patch
Available – fixed in 16.0.5469.1001
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Oct 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade Microsoft Office 2016 to 16.0.5469.1001.

Affected software

ProductAffectedFixed in
MicrosoftMicrosoft 365 Apps for EnterpriseAffected
  • =16.0.1
Fixed in–
MicrosoftMicrosoft Office 2016Affected
  • >=16.0.0 <16.0.5469.1001
Fixed in
  • 16.0.5469.1001
MicrosoftMicrosoft Office 2019Affected
  • =19.0.0
Fixed in–
MicrosoftMicrosoft Office LTSC 2021Affected
  • =16.0.1
Fixed in–
MicrosoftMicrosoft Office LTSC 2024Affected
  • =1.0.0
Fixed in–

Description

Microsoft Office Spoofing Vulnerability

References

Community reviews

Loading reviews…