CVE-2026-78807

EUVD-2026-76184
An issue in wpa_supplicant all versions before v.2.12 allows a local attacker to bypass proper network context and AKMP matching for PMKSA caching via missing validation in the driver based PMKSA selection path in wpa.c
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.1 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 0.16%
Debian logo
Debian Releases
Debian Product
Codename
wpa
bookworm
vulnerable
bookworm (security)
vulnerable
forky
2:2.11-4
fixed
sid
2:2.11-4
fixed
trixie
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wpa
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
needs-triage
trusty
needs-triage
xenial
needs-triage
Azure Linux logo
Azure Linux Releases
Azure Package
Release
wpa_supplicant
Azure Linux 3.0
0:2.12-1.azl3
fixed
Common Weakness Enumeration
References
https://w1.fi/security/2026-2/missing-network-context-validation-for-pmksa-caching.txt