What is CVE-2026-119998?

CVE-2026-119998 is a medium-severity vulnerability in Microsoft 365 Apps For Enterprise, classified under CWE-356. CVSS score: 6.5/10. Published 2026-11-10.

How severe is CVE-2026-119998?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Microsoft 365 Apps For Enterprise

CVE-2026-119998

Product ui does not warn user of unsafe actions in Microsoft Office allows an unauthorized attacker to bypass a security feature over a network.

Published 2026-11-10 · last modified 2026-11-10.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Microsoft 365 Apps For Enterprise
Microsoft Office Ltsc 2021
Microsoft Office Ltsc 2024

Weakness classification (CWE)

CWE-356

References

Microsoft Office Security Feature Bypass Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-119998?: CVE-2026-119998 is a medium-severity vulnerability in Microsoft 365 Apps For Enterprise, classified under CWE-356. CVSS score: 6.5/10. Published 2026-11-10.
How severe is CVE-2026-119998?: Medium severity. CVSS v3 base score is 6.5 out of 10.