What is CVE-2024-43600?

CVE-2024-43600 is a high-severity vulnerability in Microsoft Office 2016, classified under Improper Access Control. CVSS score: 7.8/10. Published 2024-12-12.

How severe is CVE-2024-43600?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Microsoft Office 2016

CVE-2024-43600

Microsoft Office Elevation of Privilege Vulnerability

Published 2024-12-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000

Affected products

Microsoft Office 2016 — versions 16.0.0
Microsoft Office — versions 2016

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43600 (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-43600?: CVE-2024-43600 is a high-severity vulnerability in Microsoft Office 2016, classified under Improper Access Control. CVSS score: 7.8/10. Published 2024-12-12.
How severe is CVE-2024-43600?: High severity. CVSS v3 base score is 7.8 out of 10.