๐Ÿ” CVE Alert

CVE-2026-105596

HIGH 8.8

Microsoft Office Access Remote Code Execution Vulnerability

CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th

Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network.

Vendor microsoft
Product microsoft 365 apps for enterprise
Ecosystems
Industries
TechnologyEnterprise
Published Oct 13, 2026
Last Updated Oct 13, 2026
Stay Ahead of the Next One

Get instant alerts for microsoft microsoft 365 apps for enterprise

Be the first to know when new high vulnerabilities affecting microsoft microsoft 365 apps for enterprise are published โ€” delivered to Slack, Telegram or Discord.

Get Free Alerts โ†’ Free ยท No credit card ยท 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Microsoft 365 Apps for Enterprise
16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft / Microsoft Office LTSC 2021
16.0.1 < 16.0.14334.20974
Microsoft / Microsoft Office LTSC 2024
16.0.0 < 16.0.17932.21056

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105596