CVE-2026-55124CWE-1287CWE-20

Microsoft Word Information Disclosure Vulnerability

Medium · published July 14, 2026

CVSS v3.1
5.5
EPSS
1%
Percentile
47.8
In the wild
Unconfirmed
What it is

Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00595 · 47.8th percentile
Weaknesses
CWE-1287 · Improper Validation of Specified Type of Input; CWE-20 · Improper Input Validation
Published
2026-07-14T17:08Z
EPSS history
Timeline
  • 14 JUL 17:08Z
    Microsoft Word Information Disclosure Vulnerability
    cvelistv5