CVE-2026-20467: CWE-749 Exposed Dangerous Method or Function in MediaTek, Inc. MediaTek chipset
CVE-2026-20467 is a vulnerability in MediaTek chipsets MT8195, MT8196, and MT8366 involving a missing bounds check in the apusys component. This flaw could allow a local attacker who already has System privileges to escalate their privileges further without requiring user interaction. No official patch or remediation guidance has been provided yet. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-749 (Exposed Dangerous Method or Function), exists in the apusys component of MediaTek chipsets MT8195, MT8196, and MT8366. The issue arises from a missing bounds check that could enable a local escalation of privilege by an attacker who already possesses System-level privileges. The vulnerability does not require user interaction for exploitation. No CVSS score or official remediation level has been published, and no patch links are currently available.
Potential Impact
If exploited, this vulnerability could allow a local attacker with System privileges to escalate their privileges further, potentially gaining higher access or control over the affected device. However, exploitation requires the attacker to already have System-level access, limiting the initial attack vector. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official patch or remediation level has been provided, users and administrators should monitor MediaTek advisories for updates. No specific mitigation steps are currently documented.
CVE-2026-20467: CWE-749 Exposed Dangerous Method or Function in MediaTek, Inc. MediaTek chipset
Description
CVE-2026-20467 is a vulnerability in MediaTek chipsets MT8195, MT8196, and MT8366 involving a missing bounds check in the apusys component. This flaw could allow a local attacker who already has System privileges to escalate their privileges further without requiring user interaction. No official patch or remediation guidance has been provided yet. There are no known exploits in the wild at this time.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-749 (Exposed Dangerous Method or Function), exists in the apusys component of MediaTek chipsets MT8195, MT8196, and MT8366. The issue arises from a missing bounds check that could enable a local escalation of privilege by an attacker who already possesses System-level privileges. The vulnerability does not require user interaction for exploitation. No CVSS score or official remediation level has been published, and no patch links are currently available.
Potential Impact
If exploited, this vulnerability could allow a local attacker with System privileges to escalate their privileges further, potentially gaining higher access or control over the affected device. However, exploitation requires the attacker to already have System-level access, limiting the initial attack vector. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official patch or remediation level has been provided, users and administrators should monitor MediaTek advisories for updates. No specific mitigation steps are currently documented.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- MediaTek
- Date Reserved
- 2025-11-03T01:30:59.015Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a700181bf32cb7a34d5c9e5
Added to database: 08/03/2026, 02:48:33 UTC
Last enriched: 08/03/2026, 03:24:35 UTC
Last updated: 08/03/2026, 03:37:46 UTC
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.