CVE-2026-100208

HIGH

Integer overflow or wraparound in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 9/25/2026Modified: 9/29/2026

Related Intelligence (1)

HIGHVulnerability

NVD HIGH: CVE-2026-100208 — Integer overflow or wraparound in Microsoft Office Outlook allows an unauthorize...

Integer overflow or wraparound in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

CVE-2026-100208
NIST NVD

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-100208