What is CVE-2026-97014?

CVE-2026-97014 is a medium-severity vulnerability in Microsoft 365 Apps For Enterprise, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-10-13.

How severe is CVE-2026-97014?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Out-of-bounds Read in Microsoft 365 Apps For Enterprise

CVE-2026-97014

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Vulnerability class: Buffer Overflow

Published 2026-10-13 · last modified 2026-10-13.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/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

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97014 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-97014?: CVE-2026-97014 is a medium-severity vulnerability in Microsoft 365 Apps For Enterprise, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-10-13.
How severe is CVE-2026-97014?: Medium severity. CVSS v3 base score is 5.5 out of 10.