CVE-2026-40947

LOW
INFO Priority: 0.00 BB Relevance: 31/100
Published: 2026-04-16 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

No Auth No Interaction

CVSS Vector Breakdown

AV: Local
AC: High
PR: None
UI: None
S: Unchanged
C: None
I: Low
A: None

Description

Yubico libfido2 before 1.17.0, python-fido2 before 2.2.0, and yubikey-manager before 5.9.1 have an unintended DLL search path.

Weakness Classification (1)

Bug Bounty Relevance

31 / 100
✓ No authentication
✓ No user interaction

CVSS Score

2.9 / 10.0 v3.1
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS — Exploitation Probability

0.13%
Raw Score 0.001310
Percentile 2.7%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00131
2026-10-28
0.00131

Intelligence Sources

nvd ref →