CVE-2026-97781CWE-77command-injection

CVE-2026-97781

High · published October 13, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
54.8
In the wild
Unconfirmed
What it is

Improper neutralization of special elements used in a command ('command injection') in Microsoft Office OneNote allows an unauthorized attacker to execute code over a network.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00761 · 54.8th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-10-13T23:22Z
Affected products (1)
ProductVersionsFixed in
microsoft/365_appsall versions—
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97781 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:35Z
    EPSS moved — → 1%
    epss
  • 13 OCT 19:01Z
    Microsoft Office OneNote Remote Code Execution Vulnerability
    cvelistv5
  • 13 OCT 19:01Z
    Microsoft Office OneNote Remote Code Execution Vulnerability
    cvelistv5