Out-of-bounds read in Microsoft Office - CVE-2026-97014
Published: October 14, 2026
Vulnerability identifier: #VU155558
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-97014
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to an out-of-bounds read in Microsoft Office Excel when accessing heap memory. A remote attacker can read small portions of heap memory to disclose sensitive information.
Exploitation requires user interaction. The Preview Pane is not an attack vector.
Affected software
Microsoft Office
How to mitigate CVE-2026-97014
Install security update from vendor's website.
Microsoft Office - addressed in versions 16.0.14334.20974, 16.0.17932.21056