CVE-2026-40421

MEDIUM
MEDIUM Priority: 0.03 BB Relevance: 59/100
Published: 2026-05-12 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Unchanged
C: Low
I: None
A: None

Description

Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locally.

Weakness Classification (1)

References & Advisories (1)

Bug Bounty Relevance

59 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

4.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

EPSS — Exploitation Probability

0.62%
Raw Score 0.006200
Percentile 49.6%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00620
2026-10-28
0.00620

Intelligence Sources

nvd ref →