CVE-2026-19380CWE-664CWE-911

CVE-2026-19380

Low · published August 10, 2026

CVSS v3.1
2.3
EPSS
0%
Percentile
1.9
In the wild
Unconfirmed
What it is

A vulnerability was identified in Mullvad wireguard.sys 0.10.1. The affected element is the function AdapterState of the component IOCTL Handler. Such manipulation leads to improper update of reference count. Local access is required to approach this attack. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

The record
Technical detail
CVSS v3.1
2.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00118 · 1.9th percentile
Weaknesses
CWE-664 · Improper Control of a Resource Through its Lifetime; CWE-911 · Improper Update of Reference Count
Published
2026-08-10T05:16Z
References (5)
EPSS history
Timeline
  • 10 AUG 00:15Z
    Mullvad wireguard.sys IOCTL AdapterState reference count
    cvelistv5