CVE-2026-23657CWE-416

Microsoft Word Remote Code Execution Vulnerability

High · published April 14, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
34.3
In the wild
Unconfirmed
What it is

Use after free 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/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00411 · 34.3th percentile
Weakness
CWE-416 · Use After Free
Published
2026-04-14T16:57Z
EPSS history
Timeline
  • 14 APR 16:57Z
    Microsoft Word Remote Code Execution Vulnerability
    cvelistv5