cbcvebase.
CVE-2026-21094
published 2026-09-09

CVE-2026-21094: Improper input validation in wpa_supplicant prior to SMR Sep-2026 Release 1 allows adjacent attackers to write out-of-bounds memory.

PriorityP346high8.8CVSS 3.1
AVAACLPRNUINSUCHIHAH
EPSS
0.16%
5.3th percentile
Improper input validation in wpa_supplicant prior to SMR Sep-2026 Release 1 allows adjacent attackers to write out-of-bounds memory.

Affected

95 ranges· showing 25
VendorProductVersion rangeFixed in
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv4.06.1MEDIUMCVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.