CVE-2026-62804CWE-73

CVE-2026-62804

High · published September 8, 2026

CVSS v3.1
7.8
EPSS
1%
Percentile
48.4
In the wild
Unconfirmed
What it is

External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00609 · 48.4th percentile
Weakness
CWE-73 · External Control of File Name or Path
Published
2026-09-08T22:18Z
Affected products (12)
ProductVersionsFixed in
microsoft/365_appsall versions—
microsoft/365_appsall versions—
microsoft/microsoft_365all versions—
microsoft/office_2016all versions—
microsoft/office_2016all versions—
microsoft/office_2019all versions—
microsoft/office_2019all versions—
microsoft/office_2021all versions—
microsoft/office_2021all versions—
microsoft/office_2021all versions—
microsoft/office_2024all versions—
microsoft/office_2024all versions—
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62804 · [email protected]
EPSS history
Timeline
  • 10 SEP 03:17Z
    EPSS moved — → 0%
    epss
  • 08 SEP 17:19Z
    Microsoft Word Remote Code Execution Vulnerability
    cvelistv5