CVE-2026-21094
HIGH
8.8
CVSS Score
Published: September 9, 2026 at 04:47 AM UTC
Updated: September 11, 2026 at 01:10 PM UTC
1 product affected across 1 vendorAndroid
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Severity
HIGH8.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
Improper input validation in wpa_supplicant prior to SMR Sep-2026 Release 1 allows adjacent attackers to write out-of-bounds memory.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
14.014.0 smr-apr-2022-r114.0 smr-apr-2023-r114.0 smr-apr-2024-r114.0 smr-apr-2025-r114.0 smr-apr-2026-r114.0 smr-aug-2022-r114.0 smr-aug-2023-r114.0 smr-aug-2024-r114.0 smr-aug-2025-r114.0 smr-aug-2026-r114.0 smr-dec-2021-r114.0 smr-dec-2022-r114.0 smr-dec-2023-r114.0 smr-dec-2024-r114.0 smr-dec-2025-r114.0 smr-feb-2022-r114.0 smr-feb-2023-r114.0 smr-feb-2024-r114.0 smr-feb-2025-r114.0 smr-feb-2026-r114.0 smr-jan-2022-r114.0 smr-jan-2023-r114.0 smr-jan-2024-r114.0 smr-jan-2025-r114.0 smr-jan-2026-r114.0 smr-jul-2022-r114.0 smr-jul-2023-r114.0 smr-jul-2024-r114.0 smr-jul-2025-r114.0 smr-jul-2026-r114.0 smr-jun-2022-r114.0 smr-jun-2023-r114.0 smr-jun-2024-r114.0 smr-jun-2025-r114.0 smr-jun-2026-r114.0 smr-mar-2022-r114.0 smr-mar-2023-r114.0 smr-mar-2024-r114.0 smr-mar-2025-r114.0 smr-mar-2026-r114.0 smr-may-2022-r114.0 smr-may-2023-r114.0 smr-may-2024-r114.0 smr-may-2025-r114.0 smr-may-2026-r114.0 smr-nov-2021-r114.0 smr-nov-2022-r114.0 smr-nov-2023-r114.0 smr-nov-2024-r114.0 smr-nov-2025-r114.0 smr-oct-2022-r114.0 smr-oct-2023-r114.0 smr-oct-2024-r114.0 smr-oct-2025-r114.0 smr-sep-2022-r114.0 smr-sep-2023-r114.0 smr-sep-2024-r114.0 smr-sep-2025-r115.015.0 smr-apr-2025-r115.0 smr-apr-2026-r115.0 smr-aug-2025-r115.0 smr-aug-2026-r115.0 smr-dec-2025-r115.0 smr-feb-2025-r115.0 smr-feb-2026-r115.0 smr-jan-2025-r115.0 smr-jan-2026-r115.0 smr-jul-2025-r115.0 smr-jul-2026-r115.0 smr-jun-2025-r115.0 smr-jun-2026-r115.0 smr-mar-2025-r115.0 smr-mar-2026-r115.0 smr-may-2025-r115.0 smr-may-2026-r115.0 smr-nov-2025-r115.0 smr-oct-2025-r115.0 smr-sep-2025-r116.016.0 smr-apr-2026-r116.0 smr-aug-2025-r116.0 smr-aug-2026-r116.0 smr-dec-2025-r116.0 smr-feb-2026-r116.0 smr-jan-2026-r116.0 smr-jul-2026-r116.0 smr-jun-2026-r116.0 smr-mar-2026-r116.0 smr-may-2026-r116.0 smr-nov-2025-r116.0 smr-oct-2025-r116.0 smr-sep-2025-r117.0
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor Advisory
Source: cverecord
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=09SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- ADJACENT_NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusANALYZED
CWE
CWE-20
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